CN109697069B - Packing method and terminal for H5 application - Google Patents
Packing method and terminal for H5 application Download PDFInfo
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- CN109697069B CN109697069B CN201811415257.8A CN201811415257A CN109697069B CN 109697069 B CN109697069 B CN 109697069B CN 201811415257 A CN201811415257 A CN 201811415257A CN 109697069 B CN109697069 B CN 109697069B
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- G06F8/60—Software deployment
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F21/60—Protecting data
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Abstract
The invention relates to a packaging method and a terminal of H5 application, which compress file resources applied by H5 into a resource compression package, store the resource compression package in a preset local file, compile a main program applied by H5, decompress and call the resource compression package through the main program, download file resources without networking, realize the normal use of the H5 application in an off-line state, store the resource compression package in the preset local file, directly access the preset local file without analyzing the file address of the resource compression package by the main program applied by H5, find the resource compression package and simplify the process of calling the resource compression package by the main program.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a packaging method and a terminal for H5 application.
Background
The webpage has a good propagation path, can be viewed through a browser, is simple in operating environment, does not need to install a client, and is low in development cost, so that cloud online release products are increasingly common nowadays, such as applets, H5 applications, WEB websites and the like, and development of PC client products by using the H5 technology is very common. However, as the application expands and the demand is complicated, more and more codes and resource files of the H5 application are available, and the complexity is obviously increased, especially courseware, software, tools and the like in the education industry contain a large number of H5 scripts and material resources, if the files are put on line, the access speed is slow, and many classrooms have no network, and especially in the rural education scene, the use of the products on line is more difficult.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a packaging method and a terminal for H5 application are provided, and convenience of offline use of H5 application is improved.
In order to solve the technical problems, the invention adopts the technical scheme that:
a packaging method of an H5 application comprises the following steps:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
and S2, compiling a main program of the H5 application, decompressing and calling the resource compression package through the main program.
In order to solve the technical problem, the invention adopts another technical scheme as follows:
a packaging terminal for H5 applications, comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
s2, compiling the main program of the H5 application, decompressing and calling the resource compression package through the main program.
The invention has the beneficial effects that: the file resources applied by the H5 are compressed into resource compression packages, the resource compression packages are decompressed and called through the main program applied by the H5, the file resources do not need to be downloaded through networking, normal use of the H5 application in an offline state can be achieved, the resource compression packages are stored in the preset local files, the main program applied by the H5 does not need to analyze file addresses of the resource compression packages, the resource compression packages can be found by directly accessing the preset local files, and the process of calling the resource compression packages by the main program is simplified.
Drawings
FIG. 1 is a flow chart of a packaging method of the H5 application according to the present invention;
fig. 2 is a flowchart illustrating a packaging method for an H5 application according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a packaging terminal for H5 application according to the present invention;
description of reference numerals:
1. a packaging terminal for H5 application; 2. a memory; 3. a processor.
Detailed Description
In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: compressing file resources applied by H5 into a resource compression package, storing the resource compression package in a preset local file, compiling a main program applied by H5, decompressing and calling the resource compression package through the main program.
Referring to fig. 1 and fig. 2, the packaging method for an H5 application provided by the present invention includes the following steps:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
and S2, compiling a main program of the H5 application, decompressing and calling the resource compression package through the main program.
From the above description, the file resources applied by the H5 are compressed into the resource compression package, and the resource compression package is decompressed and called through the main program applied by the H5, so that the file resources are not required to be downloaded through networking, normal use of the H5 application in an offline state can be realized, the resource compression package is stored in the preset local file, the main program applied by the H5 does not need to analyze the file address of the resource compression package, the preset local file is directly accessed to find the resource compression package, and the process of calling the resource compression package by the main program is simplified.
Further, S1 includes:
s101, compressing file resources applied by H5 into a resource compression package;
s102, generating a random number, and writing the random number into a file name of the resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
and S104, storing the encrypted resource compression packet in a preset local file.
It can be known from the above description that the file name of the resource compression packet contains a random number, and the MD5 algorithm is used to encrypt the resource compression packet with the random number, so that the security of the file resource is greatly improved, and the file resource is prevented from being stolen without authorization.
Further, S2 includes:
compiling a main program applied by H5 and importing the main program into an MD5 algorithm decryption library, calling the random number of the resource compression package and decrypting the resource compression package through the MD5 algorithm decryption library by the main program, decompressing and calling the resource compression package through the main program.
Further, compressing the resource package of the H5 application into the resource compression package in S1 includes:
judging whether the file resource is a picture file, a video file or a text file, and if the file resource is the picture file or the video file, directly storing the file resource into a resource compression package; and if the file is a text file, compressing the file resource by adopting an LZMA compression algorithm.
From the description, the abbreviation of LZMA, Lempel-Ziv-Markov chain-Algorithm is a compression Algorithm after the Algorithm improvement and optimization of Deflate and LZ77, file resources are classified and compressed, and the compression efficiency is greatly improved.
Further, S2 includes:
s201, compiling a main program applied by H5 and importing the main program into a CEF library;
s202, decompressing and calling the resource compression packet through the main program;
s203, loading the main program into a CEF framework of a CEF library and mapping the main program into a local H5 application.
From the above description, the main program is loaded into the CEF framework of the CEF library and mapped into the local H5 application, so that the H5 application can be generated in the offline state, the convenience of the H5 application in the offline state is further improved, and by using the characteristics of the CEF framework, the compression resource is directly loaded into the memory and used (decompressed into the memory) without being decompressed into the local file. The risk of leakage of the local script code file is reduced, protection of knowledge products is facilitated, meanwhile, the storage space of a disk is reduced, the storage space of a hard disk is exchanged by using a memory, higher performance is achieved, and in addition, the storage space of the hard disk is reduced and IO operation on the hard disk is reduced without decompression.
Referring to fig. 3, the packaging terminal 1 for H5 application according to the present invention includes a memory 2, a processor 3, and a computer program stored in the memory 2 and capable of running on the processor 3, and is characterized in that the processor 3 implements the following steps when executing the computer program:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
and S2, compiling a main program of the H5 application, decompressing and calling the resource compression package through the main program.
From the above description, the file resources applied by the H5 are compressed into the resource compression package, and the resource compression package is decompressed and called through the main program applied by the H5, so that the file resources are not required to be downloaded through networking, normal use of the H5 application in an offline state can be realized, the resource compression package is stored in the preset local file, the main program applied by the H5 does not need to analyze the file address of the resource compression package, the preset local file is directly accessed to find the resource compression package, and the process of calling the resource compression package by the main program is simplified.
Further, S1 includes:
s101, compressing file resources applied by H5 into a resource compression package;
s102, generating a random number, and writing the random number into a file name of the resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
and S104, storing the encrypted resource compression packet in a preset local file.
It can be known from the above description that the file name of the resource compression packet contains a random number, and the MD5 algorithm is used to encrypt the resource compression packet with the random number, so that the security of the file resource is greatly improved, and the file resource is prevented from being stolen without authorization.
Further, S2 includes:
compiling a main program applied by H5 and importing the main program into an MD5 algorithm decryption library, calling the random number of the resource compressed packet and decrypting the resource compressed packet through the MD5 algorithm decryption library by the main program, decompressing and calling the resource compressed packet through the main program.
Further, compressing the resource package of the H5 application into the resource compression package in S1 includes:
judging whether the file resource is a picture file, a video file or a text file, and if the file resource is the picture file or the video file, directly storing the file resource into a resource compression package; if the file is a text file, the LZMA compression algorithm is adopted to compress file resources.
From the description, the abbreviation of LZMA, Lempel-Ziv-Markov chain-Algorithm is a compression Algorithm after the Algorithm improvement and optimization of Deflate and LZ77, file resources are classified and compressed, and the compression efficiency is greatly improved.
Further, S2 includes:
s201, compiling a main program applied by H5 and importing the main program into a CEF library;
s202, decompressing and calling the resource compression packet through the main program;
s203, loading the main program into a CEF framework of a CEF library and mapping the main program into a local H5 application.
From the above description, the main program is loaded into the CEF framework of the CEF library and mapped into the local H5 application, so that the H5 application can be generated in the offline state, the convenience of the H5 application in the offline state is further improved, and by using the characteristics of the CEF framework, the compression resource is directly loaded into the memory and used (decompressed into the memory) without being decompressed into the local file. The risk of leakage of a local script code file is reduced, protection of knowledge products is facilitated, meanwhile, the storage space of a disk is reduced, the storage space of a hard disk is exchanged by using a memory, higher performance is achieved, and in addition, the storage space of the hard disk is reduced and IO (input/output) operation on the hard disk is reduced without decompression.
Referring to fig. 1 and 2, a first embodiment of the present invention is:
a packaging method of an H5 application comprises the following steps:
s1, compressing the file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
s2, compiling the main program of the H5 application, decompressing and calling the resource compression package through the main program.
Wherein, S1 includes:
s101, compressing file resources applied by H5 into a resource compression package, preferably, judging whether the file resources are picture files, video files or text files, and if the file resources are the picture files or the video files, directly storing the file resources into the resource compression package; if the text file is the text file, compressing file resources by adopting an LZMA compression algorithm;
s102, generating a random number, and writing the random number into a file name of the resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
s104, storing the encrypted resource compression package in a preset local file, wherein the main program applied by H5 can find the resource compression package by directly accessing the preset local file without analyzing the file address of the resource compression package;
s2 includes:
s201, compiling a main program applied by H5, importing a CEF library and an MD5 algorithm decryption library, specifically, building a new project on a compiling tool, then creating a standard WINDOWS desktop program frame, and importing the CEF library and the MD5 algorithm decryption library;
s202, decompressing and calling the resource compressed packet through the main program, specifically, calling a random number of the resource compressed packet and decrypting the resource compressed packet through an MD5 algorithm decryption library by the main program, decompressing and calling the resource compressed packet through the main program;
s203, loading the main program into a CEF framework of a CEF library and mapping the main program into a local H5 application.
The second embodiment of the invention is as follows:
the method is applied to a specific application scene, wherein the application scene is a teaching courseware related scene.
Firstly, the courseware resource applied by H5 is compressed and encrypted: the method comprises the steps that courseware resources of an original online H5 application are needed, then the courseware resources are downloaded, whether the courseware resources are picture files, video files or text files or not is judged, and if the courseware resources are the picture files or the video files, the file resources are directly stored into a resource compression package; if the file is a text file, the LZMA compression algorithm is adopted to compress the file resource and store the file resource into a resource compression packet. And then encrypting the resource compression package, starting an encryption tool to generate a random number, writing the random number and the key file into the resource compression package, encrypting the resource compression package, wherein the cryptographic algorithm is MD5, the MD5 is equal to the random number plus a fixed key, and storing the encrypted resource compression package in a preset local file.
And then, packaging and compiling courseware resources: and (3) newly building a project on a compiling tool, then creating a standard WINDOWS desktop program framework, introducing a CEF library and an MD5 algorithm decryption library, introducing an encrypted resource compression package as an executive program resource, finishing the compiling of flow series codes, and finally compiling a main program of the H5 application.
Finally, decompress the decrypted resource compressed packets and generate the local H5 application: and decompressing and calling the resource compression package through the main program, specifically, the main program calls the random number of the resource compression package through an MD5 algorithm decryption library and decrypts the resource compression package, decompresses and calls the resource compression package through the main program, and loads the main program into a CEF frame of the CEF library and maps the main program into a local H5 application.
Referring to fig. 2 and 3, a third embodiment of the present invention is:
packaging terminal 1 for H5 applications, comprising a memory 2, a processor 3 and a computer program stored on said memory 2 and executable on said processor 3, said processor 3 realizing the following steps when executing said computer program:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
and S2, compiling a main program of the H5 application, decompressing and calling the resource compression package through the main program.
Wherein, S1 includes:
s101, compressing file resources applied by H5 into a resource compression package, preferably, judging whether the file resources are picture files, video files or text files, and if the file resources are the picture files or the video files, directly storing the file resources into the resource compression package; if the text file is the text file, compressing file resources by adopting an LZMA compression algorithm;
s102, generating a random number, and writing the random number into a file name of the resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
s104, storing the encrypted resource compression package in a preset local file, wherein the resource compression package can be found by directly accessing the preset local file without analyzing the file address of the resource compression package by the main program applied by H5;
s2 includes:
s201, compiling a main program applied by H5, importing a CEF library and an MD5 algorithm decryption library, specifically, building a new project on a compiling tool, then creating a standard WINDOWS desktop program frame, and importing the CEF library and the MD5 algorithm decryption library;
s202, decompressing and calling the resource compression package through the main program, specifically, calling a random number of the resource compression package and decrypting the resource compression package through an MD5 algorithm decryption library by the main program, decompressing and calling the resource compression package through the main program;
s203, loading the main program into a CEF framework of a CEF library and mapping the main program into a local H5 application.
In summary, according to the packaging method and the terminal for the H5 application provided by the present invention, the file resources of the H5 application are compressed into the resource compression package, and the resource compression package is decompressed and called through the main program of the H5 application, so that the file resources do not need to be downloaded through networking, normal use of the H5 application in an offline state can be realized, the resource compression package is stored in the preset local file, the main program of the H5 application does not need to analyze the file address of the resource compression package, the resource compression package can be found by directly accessing the preset local file, and the process of calling the resource compression package by the main program is simplified.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (6)
1. A packaging method for H5 application, which is suitable for non-network scene, characterized by comprising the following steps:
s1, compressing the file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
s2, compiling a main program of the H5 application, decompressing and calling the resource compression package through the main program;
compressing the resource package of the H5 application into a resource compression package in S1 includes:
judging whether the file resource is a picture file, a video file or a text file, and if the file resource is the picture file or the video file, directly storing the file resource into a resource compression package; if the text file is the text file, compressing file resources by adopting an LZMA compression algorithm;
s2 includes:
s201, compiling a main program applied by H5 and importing the main program into a CEF library;
s202, decompressing and calling the resource compression packet through the main program;
s203, loading the main program into a CEF framework of a CEF library, mapping the main program into a local H5 application, generating an H5 application in an offline state, and directly loading a compression resource into an internal memory for use without decompressing a local file for use.
2. The packaging method of the H5 application, according to claim 1, wherein the S1 includes:
s101, compressing file resources applied by H5 into a resource compression package;
s102, generating a random number, and writing the random number into a file name of a resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
and S104, storing the encrypted resource compression packet in a preset local file.
3. The packaging method of the H5 application, according to claim 2, wherein the S2 includes:
compiling a main program applied by H5 and importing the main program into an MD5 algorithm decryption library, calling the random number of the resource compression package and decrypting the resource compression package through the MD5 algorithm decryption library by the main program, decompressing and calling the resource compression package through the main program.
4. A packaging terminal for H5 applications, the packaging terminal being adapted for use in a web-less scenario and comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the computer program implements the steps of:
s1, compressing file resources applied by the H5 into a resource compression package, and storing the resource compression package in a preset local file;
s2, compiling a main program of the H5 application, decompressing and calling the resource compression packet through the main program;
the compressing of the resource package of the H5 application into the resource compression package in S1 includes:
judging whether the file resource is a picture file, a video file or a text file, and if the file resource is the picture file or the video file, directly storing the file resource into a resource compression package; if the text file is the text file, compressing file resources by adopting an LZMA compression algorithm;
s2 includes:
s201, compiling a main program applied by H5 and importing the main program into a CEF library;
s202, decompressing and calling the resource compression packet through the main program;
s203, loading the main program into a CEF framework of a CEF library, mapping the main program into a local H5 application, generating an H5 application in an offline state, directly loading a compression resource into a memory and using the compression resource without decompressing the compression resource into a local file for use.
5. The packaging terminal of the H5 application, according to claim 4, wherein S1 includes:
s101, compressing file resources applied by H5 into a resource compression package;
s102, generating a random number, and writing the random number into a file name of the resource compression package;
s103, encrypting the resource compression packet with the random number by adopting an MD5 algorithm;
and S104, storing the encrypted resource compression packet in a preset local file.
6. The packaging terminal of the H5 application, according to claim 4, wherein S2 includes:
compiling a main program applied by H5 and importing the main program into an MD5 algorithm decryption library, calling the random number of the resource compression package and decrypting the resource compression package through the MD5 algorithm decryption library by the main program, decompressing and calling the resource compression package through the main program.
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