Issues with converting ppt to pdf in php

How to convert ppt to pdf in php: first configure the component service and run the OpenOffice software in the background; then configure the PHP extension and implement file conversion; finally, view the PDF document.

How to convert ppt to pdf in php:

1. Configure component service

After the OpenOffice installation is completed, press the win R shortcut key to enter the run menu and enter Dcomcnfg to open the component service.

[Component Services] >> [Computer] >> [My Computer] >> [DCOM Configuration] >> [OpenOffice Service Manager]

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Right-click to open the properties panel, select the Security tab, and select Startup and Check Customize on activation permissions and access permissions, and add permissions for Everyone.

↑ Use custom configurations for startup and activation permissions and access permissions

↑ Add the Everyone user group, remember Check the name before confirming

↑ The two custom configurations are the same, allowing Everyone to have all permissions

Then select the Identity tab and check Interactive User , save the settings and exit.

2. Background running software

After installing OpenOffice, you need to start it once to confirm that the software can run normally, and then open the command Run the following command:

Switch to the installation directory:

  cd C:\Program Files\OpenOffice 4\program

Run the software in the background:

 soffice -headless-accept="socket,host=127.0.0.1,port=8100;urp;" -nofirststartwizard

PS: This command only needs to be executed once to keep the software running It runs in the background and will not be affected even if the server is restarted.

3. Configure PHP extension

If it is a version before PHP5.4, you need to set com.allow_dcom = true in php.ini Open (i.e. remove the preceding semicolon).

If it is a version after PHP5.4, you need to add an extension line to php.ini

extension = php_com_dotnet.dll

Restart the Apache or IIS server and print phpinfo() information, Check that the com_dotnet extension is enabled.

↑ Check whether the com_dotnet.dll file exists in the ext directory of php. If not, please download the corresponding version of dll

4. Implementation File conversion

PDF conversion tool (supports doc, docx, xls, xlsx, ppt, pptx and other formats)

PDFConverter.php

Use PDFConverter (must be passed Enter the absolute path)

$arr = array('doc', 'docx', 'xls', 'xlsx', 'ppt', 'pptx');
$converter = new PDFConverter();
foreach ($arr as $ext) {
    $source = __DIR__ . '/office/test.' . $ext;
    $export = __DIR__ . '/pdf/test.' . $ext . '.pdf';
    $converter->execute($source, $export);
    echo &#39;<p>&#39; . $ext . &#39; Done</p>&#39;;
}

5. View the PDF document

Finally share a PDF reader plug-in pdf.js based on HTML5, which is Mozilla Labs on GitHub An open source js library specially used to read PDF files.

Because it is a product of Mozilla, it performs very well under Firefox, and any browser that supports HTML5 can use this reader.

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