CN102413137B - Data access method and device - Google Patents
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- CN102413137B CN102413137B CN201110372362.XA CN201110372362A CN102413137B CN 102413137 B CN102413137 B CN 102413137B CN 201110372362 A CN201110372362 A CN 201110372362A CN 102413137 B CN102413137 B CN 102413137B
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Abstract
The invention provides a data access method and device for a geographic information system. The data access method comprises the following steps of: receiving an access request of a regional user for geographic information data of a working unit, wherein the access request carries the user name of the regional user; the regional user has different access authorities for at least two of a plurality of working units; and the access authorities are set according to regions and the working units; and supplying the operation of accessing geographic information data of the working unit, requested by the regional user, to the regional user according to the user name and the access authority of the regional user. By the invention, requirements under the conventional regionalization and planning conditions are met, and security access to the geographic information data and clear division of geographic information data management authorities are realized.
Description
Technical field
The application relates to geographical information technology field, particularly relates to a kind of data access method and device of GIS-Geographic Information System.
Background technology
GIS(Geographic Information System, GIS-Geographic Information System) be taking geospatial database as basis, under the support of computer software and hardware, use the theory of system engineering and information science, scientific management and the comprehensive geodata with space intension of analyzing, to provide the technological system of the information needed such as management, decision-making.
Soil and water conservation regionalization is an importance of GIS-Geographic Information System application.Soil and water conservation regionalization is on the comprehensive basis of analyzing different regions soil erosion generation landslide evolution process and Regional Distribution rule, according to the principle basis of zoning and related index, corrosion area is divided into the block differing from one another according to similitude in district and interval otherness, to illustrate soil erosion comprehensive characteristics, point out zones of different agricultural production and soil and water conservation direction, approach and principle, and directly serve land use planning and water and soil conservation.
At present, in national soil and water conservation regionalization, the whole nation is divided into 8 one-level districts, 41 secondary districts, and 41 secondarys are distinguished 7 basin mechanisms of dispensing and are carried out tertiary area division.There is the range of management of oneself in each basin, draws scope with tertiary area, and range of management and the stack of zoning scope form minimum operation unit.Taking zoning shown in Fig. 1 as example, Fig. 1 shows seven operation units that tertiary area is drawn of three zoning scopes formation of 3 basin mechanisms and correspondence, be Pearl River Delta mechanism, Yangtze river basin mechanism and Huanghe valley mechanism (wherein, solid line is range of management, dotted line is zoning scope) cutting formation, seven operation units of from one to seven.No matter basin mechanism is to range of management or zoning scope has different management functions and administration authority, at present in the time that the geographic information data of magnanimity is managed, authority is not clearly divided, rights management is not considered to subregion yet, just manage according to single function.After user's login, only which function restriction can use, and can not use which function.Therefore, existing geographic information data management and access can not meet the demand in national soil and water conservation regionalization situation, and have caused the dangerous of geographic information data access, and the division of geographic information data administration authority is unintelligible.Similarly, in other zoning or planning situation, also there is same problem.
Summary of the invention
Technical problems to be solved in this application are to provide a kind of data access method and device of GIS-Geographic Information System, can not meet existing zoning and planning to solve existing geographic information data management and access, demand in the situation of especially national soil and water conservation regionalization and planning, geographic information data access is dangerous, and geographic information data administration authority is divided unsharp problem.
In order to address the above problem, the application discloses a kind of data access method, comprise: the access request of the geographic information data of receiving area user to an operation unit, in described access request, carry described region user's user name, described region user has different access rights at least two operation units in multiple operation units, and described access rights are according to region and operation unit setting; Wherein, described operation unit is by range of management and the zoning scope Minimum Area scope with single visit data authority forming that superposes; According to described region user's user name and described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, described according to described region user's user name and described region user's access rights, for providing the step of the accessing operation of the geographic information data of the operation unit of its request, described region user comprises: according to described region user's user name, judge whether described region user has the authority that the operation unit of its request is conducted interviews; If have, according to described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, described according to described region user's access rights, for providing the step of the accessing operation of the geographic information data of the operation unit of its request, described region user comprises: according to described region user's access rights, meet the operation of its access rights for described region user provides the geographic information data of the operation unit to its request.
Preferably, described according to described region user's user name, judge that the step whether described region user has the authority that the operation unit of its request is conducted interviews comprises: server receives the user code of the user name corresponding to described region user of client transmission, with the operation unit code of the operation unit of asking corresponding to described region user, described server judges according to described user code and described operation unit code whether described region user has the authority that the operation unit of its request is conducted interviews.
Preferably, described region user's access rights are stored in GIS-Geographic Information System server with database form.
In order to address the above problem, disclosed herein as well is a kind of DAA, comprise: receiver module, for the access request of the geographic information data of receiving area user to an operation unit, in described access request, carry described region user's user name, described region user has different access rights at least two operation units in multiple operation units, and described access rights are according to region and operation unit setting; Wherein, described operation unit is by range of management and the zoning scope Minimum Area scope with single visit data authority forming that superposes; Access modules, for according to described region user's user name and described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, described access modules comprises: the first judge module, for according to described region user's user name, judges whether described region user has the authority that the operation unit of its request is conducted interviews; Executive Module, if judge that for described the first judge module described region user has the authority that the operation unit of its request is conducted interviews, according to described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, if described Executive Module judges that for described the first judge module described region user has the authority that the operation unit of its request is conducted interviews,, according to described region user's access rights, for providing the geographic information data of the operation unit to its request, described region user meets the operation of its access rights.
Preferably, described the first judge module is arranged at server end, be used for the user code of the user name corresponding to described region user that receives client transmission, with the operation unit code of the operation unit of asking corresponding to described region user, described server judges according to described user code and described operation unit code whether described region user has the authority that the operation unit of its request is conducted interviews.
Preferably, described region user's access rights are stored in GIS-Geographic Information System server with database form.
Compared with prior art, the application has the following advantages:
The application, by for region user arranges the access rights to different work unit, in the time that region user conducts interviews to an operation unit, only has this operation unit is had to certain access rights, just can carry out corresponding accessing operation.In GIS-Geographic Information System, to there being different users, there is different regional extents, there is different action types.Pass through the application, solve prior art according to simple function management and operation magnanimity geographic information data, cause and can not meet existing zoning and planning, demand in the situation of especially national soil and water conservation regionalization and planning, geographic information data access is dangerous, divide unsharp problem with geographic information data administration authority, realize after user logs in, there is different operating rights for different regional extents, carry out the object of different access operation, and then meet the demand in current existing zoning and planning situation, realize the secure access of geographic information data, clear division with geographic information data administration authority.
Brief description of the drawings
Fig. 1 is according to the schematic diagram of a kind of soil and water conservation regionalization of prior art;
Fig. 2 is according to the flow chart of steps of a kind of data access method of the embodiment of the present application one;
Fig. 3 is according to the flow chart of steps of a kind of data access method of the embodiment of the present application two;
Fig. 4 is according to the flow chart of steps of a kind of data access method of the embodiment of the present application three;
Fig. 5 is according to the structured flowchart of a kind of DAA of the embodiment of the present application four.
Embodiment
For the above-mentioned purpose, the feature and advantage that make the application can become apparent more, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
Embodiment mono-
With reference to Fig. 2, show according to the flow chart of steps of a kind of data access method of the embodiment of the present application one.
The data access method of the present embodiment is applicable to GIS-Geographic Information System, comprises the following steps:
Step S102: the access request of the geographic information data of receiving area user to an operation unit.
Wherein, region refers to the geographical jurisdiction on certain border, if a basin, province, Yi Ge city, Yi Ge county etc. are a region, operation unit refers to the Minimum Area scope with single visit data authority, and zoning refers to that the region of carrying out according to specific object divides.
In this step, server receiving area user's access request, carries region user's user name in described access request.
And a region user has different access rights at least two operation units in multiple operation units, access rights are according to region and operation unit setting.For example, in the soil and water conservation regionalization shown in Fig. 1, Pearl River Delta user to operation unit one have typing and amendment authority, operation unit two is only had to the authority of checking, and to operation unit three without any access rights.
Step S104: according to region user's user name and region user's access rights, for region user provides the accessing operation of the geographic information data of the operation unit of its request.
Server is receiving after region user's access request, determines the access rights of this region user on the operation unit of its request, and provides corresponding accessing operation according to its access rights, as typing, revise, check etc.
Pass through the present embodiment, for region user arranges the access rights to different work unit, in the time that region user conducts interviews to an operation unit, only have this operation unit is had to certain access rights, just can carry out corresponding accessing operation, solve prior art according to simple function management and operation magnanimity geographic information data, cause the demand that can not meet in national soil and water conservation regionalization situation, geographic information data access is dangerous, divide unsharp problem with geographic information data administration authority, realize after user logs in, there is different operating rights for different regional extents, carry out the object of different access operation, and then meet the demand in current national soil and water conservation regionalization situation, realize the secure access of geographic information data, clear division with geographic information data administration authority.
Embodiment bis-
With reference to Fig. 3, show according to the flow chart of steps of a kind of data access method of the embodiment of the present application two.
The data access method of the present embodiment is applicable to GIS-Geographic Information System, comprises the following steps:
Step S202: according to region and operation unit, for zones of different user arranges the access rights of accessing different work unit.
In the present embodiment, be set with two region users and be designated as respectively: user A, user B; There are three operation units to be designated as respectively: operation unit A, operation unit B, operation unit C; The corresponding 3 kinds of operations of each operation unit are designated as respectively: operation A, operation B, operation C.
The operation to different work unit for user A and B:
User A---operation unit A---operation A, operation B;
---operation unit B---operates C;
---operation unit C---operation A, operation C;
User B---operation unit A---operation B, operation C;
---operation unit B---operation A, operation C;
---operation unit C---operation A, operation B, operation C.
Step S204: according to the access rights that arrange, build user authority management table storage.
In the present embodiment, the user authority management table of structure is as follows:
| User name | Operation unit name | Operation name |
| User A | Operation unit A | Operation A |
| User A | Operation unit A | Operation B |
| User A | Operation unit B | Operation C |
| User A | Operation unit C | Operation A |
| User A | Operation unit C | Operation C |
| User B | Operation unit A | Operation B |
| User B | Operation unit A | Operation C |
| User B | Operation unit B | Operation A |
| User B | Operation unit B | Operation C |
| User B | Operation unit C | Operation A |
| User B | Operation unit C | Operation B |
| User B | Operation unit C | Operation C |
It should be noted that, rights management facilities is not limited to represent with above-mentioned form, and other appropriate format all can arbitrarily.User authority management table is preferably stored on the server of GIS-Geographic Information System with database form, and database has larger data memory capacity, and search efficiency is high.Certainly, arranging of user authority management can also be arranged according to actual conditions flexibly by those skilled in the art, and as represented with document form and storing, the application is not restricted this.
Step S206: server receives the access request of a region user to an operation unit.
In the present embodiment, set user A request access operation unit A, operate A and operation C.
Step S208: server detects the user name of login user.
In the present embodiment, server detects whether user A is validated user., in server, whether store the user name of user A.As stored the user name of user A and B in server, user A and B are validated user, if user C requires to log in to conduct interviews, because not having the relevant information of user C to refuse logging in and accessing of user C in server.
Step S210: server detects the operation unit of user's request access and operation.
That is, server is according to user's user name, detects this user and whether can access the operation unit of its request.Taking the present embodiment as example, user A can access operation unit A, any one in B, C, if but also have an operation unit D, user A can not conduct interviews to it.By region user's user name, server can efficiently obtain this user's access rights rapidly.
Step S212; Server detects user's accessing operation, and search and judge whether this user has the authority of this accessing operation, if having, execution step S214; If do not have, execution step S216.
In the present embodiment, user A request operates A and operation C to operation unit A, and from user authority management table, user A only can operate A and operation B to operation unit A, and can not operate C.Therefore, server will receive the operation A of user A to operation unit A, and refusal operation C.Only provide to user the accessing operation that meets its authority, on the one hand can be for user provides qualified service, also effectively ensure on the other hand the fail safe of validated user access geographic information data.
Step S214: server determines that user has the authority of accessing operation, allows the operation unit of its request to carry out corresponding accessing operation.
Step S216: server determines that user does not have the authority of accessing operation, carries out lack of competence prompting and refuses this accessing operation.
The present embodiment is applied to each region has the range of management of oneself and tertiary area to draw in the existing zoning of operation unit of scope, restriction different user there is is different operating rights to extend to different users in the operation unit of different zoning scopes, to have different operating rights, realized and in the operation unit within the scope of zoning, only checked that basic data, applied analysis basic data, tertiary area draw; In operation unit within a governance context, only make a report on basic data, amendment basic data; In the operation unit overlapping with zoning scope in range of management, can carry out above-mentioned all operations, effectively meet the rights management requirement of existing zoning and planning, improve the fail safe of geographic information data access.
Embodiment tri-
With reference to Fig. 4, show according to the flow chart of steps of a kind of data access method of the embodiment of the present application three.
In the present embodiment, divide example into soil and water conservation region, as shown in Figure 1, wherein, the boundary that solid line is divided is three draiage divides of Pearl River Delta, the Yangtze river basin and the Huanghe valley, belongs to compass of competency.The boundary that dotted line is divided belongs to the zoning scope of distributing to three basins.Particularly, A distributes to Pearl River Delta, and B distributes to the Huanghe valley, and C distributes to the Yangtze river basin, and twice dotted line marks off one to seven i.e. seven operation units in totally seven regions altogether.For this division, for different basin users arranges the access rights of accessing different zonings, as, set in the time logining with Pearl River Delta, to first, the 6th operation unit has the accessing operation authorities such as amendment to basic data, typing, inquiry, can only carry out to the second operation unit the operation that data query and tertiary area are drawn, can not carry out any operation to other region.
Under these conditions, the data access method of the present embodiment comprises the following steps:
Step S302: basin user login, system log (SYSLOG) login name.
In the present embodiment, with Pearl River Delta, user logs on as example.After this user's login, GIS-Geographic Information System (being specifically as follows a server) records the login name of this basin user login, i.e. basin user's user name.
Step S304: in the time that basin user has operation, system detects the scope of operation.
For example, soil of Pearl River Delta user requesting query utilizes information slip, and which county what GIS-Geographic Information System can detect Pearl River Delta user inquiry is, belongs to which operation unit, as belongs to the first operation unit.
Step S306: user code and operation unit code are sent to server authentication.
In the present embodiment, GIS-Geographic Information System is by the user code corresponding to basin user's user name, with send on the server that stores user right information and verify corresponding to the operation unit code of this basin user's solicit operation operation unit, first determine whether this basin user is validated user, and whether this operation unit is legal operation unit.
In the present embodiment, setting is verified.
Step S308: judge whether to allow this basin user's operation, if so, perform step S310; If not, execution step S312.
After having determined that basin user and operation unit are all legal, according to the user right information of storing on server, determine whether this basin user has the authority of this operation unit being carried out to asked operation.
In the present embodiment, set and allow operation, enter step S310.
Step S310: the operation that basin user asks obtains and allows, and operates accordingly.
In the present embodiment, the soil that Pearl River Delta inquiry belongs to the first operation unit utilizes information slip.
Step S312: the operation that does not allow basin user to ask, system prompt also exits this operation.
By the present embodiment, effectively meet the rights management requirement of national soil and water conservation regionalization, improve the fail safe of geographic information data access, in the situation that can meeting user's instructions for use, protect user's data be not illegally accessed and operate.
Embodiment tetra-
With reference to Fig. 5, show according to the structured flowchart of a kind of DAA of the embodiment of the present application four.
The DAA of the present embodiment is applicable to GIS-Geographic Information System, comprise: receiver module 402, for the access request of the geographic information data of receiving area user to an operation unit, in described access request, carry region user's user name, region user has different access rights at least two operation units in multiple operation units, and described access rights are according to region and operation unit setting; Access modules 404, for according to region user's user name and region user's access rights, for region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, access modules 404 comprises: the first judge module 4042, and for according to region user's user name, whether judging area user has the authority that the operation unit of its request is conducted interviews; Executive Module 4044, if there is for the first judge module 4042 judging area users the authority that the operation unit of its request is conducted interviews, according to region user's access rights, for region user provides the accessing operation of the geographic information data of the operation unit of its request.
Preferably, if Executive Module 4044 has for the first judge module 4042 judging area users the authority that the operation unit of its request is conducted interviews,, according to region user's access rights, for providing the geographic information data of the operation unit to its request, region user meets the operation of its access rights.
Preferably, the first judge module 4042 is arranged at server end, be used for the user code of the user name corresponding to region user that receives client transmission, with the operation unit code of the operation unit of asking corresponding to region user, whether there is according to user code and operation unit code judging area user the authority that the operation unit of its request is conducted interviews.
Preferably, region user's access rights are stored in GIS-Geographic Information System server with database form.
The DAA of the present embodiment is used for realizing the data access method of preceding method embodiment, and has the beneficial effect of correlation method embodiment, does not repeat them here.
Divide example into soil and water conservation region, in national soil and water conservation regionalization, task delegation is given seven basin mechanisms, and there is the range of management of oneself in each basin.By the embodiment of the present application, the data that has realized each watershed management scope belongs to basin to be owned, and can revise or upgrade the data in own compass of competency, 41 secondarys is distinguished to seven basins of dispensing and carry out zoning; So there is to one's name the scope of administration in each basin, also have do not belong to administration scope but one's own zoning scope, if not compass of competency but need the scope of zoning, can inquire about data, carry out zoning, but can not upgrade and amendment basic data, other zoning can not be accessed.By this, zones of different is limited to different accessing operation authorities, both met job requirement flexibly, can protect to greatest extent user data not to be illegally used again.But be not limited to this, the application's scheme is applicable to the situation of other similar zoning and planning too, those skilled in the art can realize the data access in similar zoning situation with reference to multiple embodiment in the application, and the application is not restricted this.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
A kind of data access method and the device that above the application are provided are described in detail, applied principle and the execution mode of specific case to the application herein and set forth, the explanation of above embodiment is just for helping to understand the application's method and core concept thereof; Meanwhile, for one of ordinary skill in the art, according to the application's thought, all can change in specific embodiments and applications it
+place, in sum, this description should not be construed as the restriction to the application.
Claims (10)
1. a data access method, is characterized in that, comprising:
The access request of the geographic information data of receiving area user to an operation unit, in described access request, carry described region user's user name, described region user has different access rights at least two operation units in multiple operation units, and described access rights are according to region and operation unit setting; Wherein, described operation unit is by range of management and the zoning scope Minimum Area scope with single visit data authority forming that superposes; In national soil and water conservation regionalization, the whole nation is divided into 8 one-level districts and 41 secondary districts, and 41 secondarys are distinguished 7 basin mechanisms of dispensing, and there be range of management and zoning scope separately in each basin mechanism;
According to described region user's user name and described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
2. method according to claim 1, it is characterized in that, described according to described region user's user name and described region user's access rights, for providing the step of the accessing operation of the geographic information data of the operation unit of its request, described region user comprises:
According to described region user's user name, judge whether described region user has the authority that the operation unit of its request is conducted interviews;
If have, according to described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
3. method according to claim 2, is characterized in that, described according to described region user's access rights, comprises for described region user provides the step of the accessing operation of the geographic information data of the operation unit of its request:
According to described region user's access rights, for providing the geographic information data of the operation unit to its request, described region user meets the operation of its access rights.
4. method according to claim 2, is characterized in that, described according to described region user's user name, judges that the step whether described region user has the authority that the operation unit of its request is conducted interviews comprises:
Server receives the user code of the user name corresponding to described region user of client transmission, with the operation unit code of the operation unit of asking corresponding to described region user, described server judges according to described user code and described operation unit code whether described region user has the authority that the operation unit of its request is conducted interviews.
5. method according to claim 1, is characterized in that, described region user's access rights are stored in GIS-Geographic Information System server with database form.
6. a DAA, is characterized in that, comprising:
Receiver module, for the access request of the geographic information data of receiving area user to an operation unit, in described access request, carry described region user's user name, described region user has different access rights at least two operation units in multiple operation units, and described access rights are according to region and operation unit setting; Wherein, described operation unit is by range of management and the zoning scope Minimum Area scope with single visit data authority forming that superposes; In national soil and water conservation regionalization, the whole nation is divided into 8 one-level districts and 41 secondary districts, and 41 secondarys are distinguished 7 basin mechanisms of dispensing, and there be range of management and zoning scope separately in each basin mechanism;
Access modules, for according to described region user's user name and described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
7. device according to claim 6, is characterized in that, described access modules comprises:
The first judge module, for according to described region user's user name, judges whether described region user has the authority that the operation unit of its request is conducted interviews;
Executive Module, if judge that for described the first judge module described region user has the authority that the operation unit of its request is conducted interviews, according to described region user's access rights, for described region user provides the accessing operation of the geographic information data of the operation unit of its request.
8. device according to claim 7, it is characterized in that, if described Executive Module judges that for described the first judge module described region user has the authority that the operation unit of its request is conducted interviews,, according to described region user's access rights, for providing the geographic information data of the operation unit to its request, described region user meets the operation of its access rights.
9. device according to claim 7, it is characterized in that, described the first judge module is arranged at server end, be used for the user code of the user name corresponding to described region user that receives client transmission, with the operation unit code of the operation unit of asking corresponding to described region user, described server judges according to described user code and described operation unit code whether described region user has the authority that the operation unit of its request is conducted interviews.
10. device according to claim 6, is characterized in that, described region user's access rights are stored in GIS-Geographic Information System server with database form.
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| CN201110372362.XA CN102413137B (en) | 2011-11-21 | 2011-11-21 | Data access method and device |
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| CN102413137B true CN102413137B (en) | 2014-10-08 |
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| CN104966027A (en) * | 2015-06-09 | 2015-10-07 | 北京农业信息技术研究中心 | Data access control method and apparatus |
| CN105183751A (en) * | 2015-07-13 | 2015-12-23 | 深信服网络科技（深圳）有限公司 | Database access method and database access device |
| CN115661292A (en) * | 2022-10-24 | 2023-01-31 | 武汉兆格信息技术有限公司 | Plotting method, plotting apparatus, electronic device, storage medium, and computer program product |
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| CN1728038A (en) * | 2004-07-30 | 2006-02-01 | 耶德托存取公司 | Method of providing rights data objects |
| CN101582769A (en) * | 2009-07-03 | 2009-11-18 | 杭州华三通信技术有限公司 | Authority setting method of user access network and equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1728038A (en) * | 2004-07-30 | 2006-02-01 | 耶德托存取公司 | Method of providing rights data objects |
| CN101582769A (en) * | 2009-07-03 | 2009-11-18 | 杭州华三通信技术有限公司 | Authority setting method of user access network and equipment |
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