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@ -15,10 +15,10 @@ that he wrote up in his
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PDF is generated. (YMMV - it segfaults for me. )
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* Generate a HTML save file screenshot of the web page after it is
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completely loaded and the javascript has run.
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* console.log’s will be printed to stdout.
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* console.log's will be printed to stdout.
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* Easily add new features by changing the source code of this script,
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without compiling C++ code. For more advanced applications, consider
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attaching PyQt objects/methods to WebKit’s JavaScript space by using
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attaching PyQt objects/methods to WebKit's JavaScript space by using
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QWebFrame::addToJavaScriptWindowObject().
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If you execute an external ```javascript-file```, phantompy has no
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@ -27,12 +27,7 @@ reason, the external script should execute at the end
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```console.log("__PHANTOM_PY_DONE__");``` when done. This will trigger
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the PDF generation or the file saving, after which phantompy will exit.
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If no ```__PHANTOM_PY_DONE__``` string is seen on the console for 10
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seconds, phantom.py will exit without doing anything. This behavior
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could be implemented more elegantly without console.log’s but it is
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the simplest solution.
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It is important to remember that since you’re just running WebKit, you can
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It is important to remember that since you're just running WebKit, you can
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use everything that WebKit supports, including the usual JS client
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libraries, CSS, CSS @media types, etc.
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@ -40,7 +35,7 @@ libraries, CSS, CSS @media types, etc.
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* Python3
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* PyQt5 (this should work with PySide2 and PyQt6 - let us know.)
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* [qasyc](https://github.com/CabbageDevelopment/qasync) for the
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* [qasnyc](https://github.com/CabbageDevelopment/qasync) for the
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standalone program ```qasync_lookup.py```
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## Standalone
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@ -62,13 +57,13 @@ for the PyQt ```app.exec``` and the exiting of the program.
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We've decided to use the best of the shims that merge the Python
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```asyncio``` and Qt event loops:
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[qasyc](https://github.com/CabbageDevelopment/qasync). This is seen as
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the successor to the sorta abandonned[](https://github.com/harvimt/quamash).
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the successor to the sorta abandoned[quamash](https://github.com/harvimt/quamash).
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The code is based on a
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[comment](https://github.com/CabbageDevelopment/qasync/issues/35#issuecomment-1315060043)
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by [Alex Marcha](https://github.com/hosaka) who's excellent code helped me.
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As this is my first use of ```asyncio``` and ```qasync``` I may have
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introduced some errors and it may be improved on, but it works, and
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it not a monolithic Qt program.
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it not a monolithic Qt program, so it can be used as a library.
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## Usage
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@ -82,7 +77,8 @@ The standalone program is ```quash_phantompy.py```
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<pdf-file> Path and name of PDF file to generate
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[<javascript-file>] (optional) Path and name of a JavaScript file to execute
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```
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Setting ```DEBUG=1``` in the environment will give debugging messages
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on ```stderr```.
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## Postscript
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