What should I do if dedecms cannot be collected?

Dedecms cannot collect solution: 1. Check whether the correct collection rules and paths are set to ensure that dedecms can access the target website normally and has sufficient permissions to perform collection operations; 2. Try to use a proxy server for collection , or bypass the anti-crawler mechanism of the website by cracking the verification code; 3. Try to use other collection tools, or manually write a custom collection script to obtain the required data.

The operating environment of this tutorial: windows10 system, dedecms5.7 version, DELL G3 computer.

With the development of the Internet, information acquisition and sharing have become more and more convenient. For website administrators, collecting data is a very important task. However, sometimes we may encounter some problems, such as dedecms unable to collect data normally. So, what should we do in the face of this situation?

First of all, we need to clarify the specific reason why dedecms cannot be collected. There are several possible reasons:

1. Website setting problem: Check whether the correct collection rules and paths are set. Make sure that dedecms can access the target website normally and has sufficient permissions to perform collection operations.

2. Website anti-crawler mechanism: In order to protect their own data security, some websites will set up anti-crawler mechanisms, such as adding verification codes, limiting concurrent collection, etc. At this time, we need to find a solution. We can try to use a proxy server for collection, or bypass the anti-crawler mechanism of the website by cracking the verification code.

3. Website structure issues: Sometimes when we collect website data, we may encounter some complex web page structures, causing the collection tool to fail to parse them correctly. In this case, we can try to use other collection tools, or manually write custom collection scripts to obtain the required data.

The above are some common problems and solutions. Of course, there are other factors that may cause dedecms to fail to collect data normally. In the process of solving problems, we need to have some relevant skills and knowledge, including HTML, CSS, JavaScript, regular expressions, etc. If we don’t have these skills, we can consider seeking professional help.

In addition to the above solutions, there are some additional suggestions that can help improve the collection efficiency of dedecms:

1. File caching: dedecms provides a caching mechanism to save the collected data. to a local file to avoid repeatedly collecting the same web page content.

2. Scheduled tasks: You can set scheduled tasks to automatically collect data to save time and energy.

3. Data cleaning: The collected data may contain some meaningless or erroneous content. We can improve the quality of the data through some data cleaning methods.

4. Concurrent collection: By starting multiple threads at the same time or using distributed collection, the collection efficiency can be improved.

In short, when we encounter the problem that dedecms cannot collect data, we first need to find the specific cause and take appropriate solutions. At the same time, we can also improve the collection efficiency of dedecms through some additional tips and suggestions. I hope these methods and suggestions can help everyone solve the collection problem and better obtain the data you need

The above is the detailed content of What should I do if dedecms cannot be collected?. For more information, please follow other related articles on the PHP Chinese website!