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https://github.com/tenox7/wrp.git
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Refactored code to follow common python style.
This commit is contained in:
Natalia Portillo
parent
ebb8d0efdf
commit
29c71e6fd9
125
wrp.py
125
wrp.py
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@ -77,7 +77,7 @@ if sys.platform == "linux" or sys.platform == "linux2":
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# claunia: Check how to use this in macOS
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logging.basicConfig(filename='/dev/stdout', level=logging.WARN, )
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logger = logging.getLogger('wrp');
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logger = logging.getLogger('wrp')
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# Class for Website-Rendering. Uses QWebPage, which
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# requires a running QtGui to work.
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@ -86,7 +86,8 @@ if sys.platform == "linux" or sys.platform == "linux2":
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"""Sets default values for the properties."""
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if not QApplication.instance():
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raise RuntimeError(self.__class__.__name__ + " requires a running QApplication instance")
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raise RuntimeError(self.__class__.__name__ + \
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" requires a running QApplication instance")
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QObject.__init__(self)
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# Initialize default properties
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@ -155,13 +156,18 @@ if sys.platform == "linux" or sys.platform == "linux2":
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# Connect required event listeners
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self.connect(self._page, SIGNAL("loadFinished(bool)"), self._on_load_finished)
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self.connect(self._page, SIGNAL("loadStarted()"), self._on_load_started)
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self.connect(self._page.networkAccessManager(), SIGNAL("sslErrors(QNetworkReply *,const QList<QSslError>&)"), self._on_ssl_errors)
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self.connect(self._page.networkAccessManager(), SIGNAL("finished(QNetworkReply *)"), self._on_each_reply)
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self.connect(self._page.networkAccessManager(),
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SIGNAL("sslErrors(QNetworkReply *,const QList<QSslError>&)"),
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self._on_ssl_errors)
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self.connect(self._page.networkAccessManager(),
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SIGNAL("finished(QNetworkReply *)"),
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self._on_each_reply)
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# The way we will use this, it seems to be unesseccary to have Scrollbars enabled
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self._page.mainFrame().setScrollBarPolicy(Qt.Horizontal, Qt.ScrollBarAlwaysOff)
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self._page.mainFrame().setScrollBarPolicy(Qt.Vertical, Qt.ScrollBarAlwaysOff)
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self._page.settings().setUserStyleSheetUrl(QUrl("data:text/css,html,body{overflow-y:hidden !important;}"))
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self._page.settings().setUserStyleSheetUrl(
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QUrl("data:text/css,html,body{overflow-y:hidden !important;}"))
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# Show this widget
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# self._window.show()
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@ -202,12 +208,16 @@ if sys.platform == "linux" or sys.platform == "linux2":
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httpout = WebkitRenderer.httpout
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# Write URL map
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httpout.write("<!-- Web Rendering Proxy v%s by Antoni Sawicki -->\n<html>\n<body>\n<img src=\"http://%s\" alt=\"webrender\" usemap=\"#map\">\n<map name=\"map\">\n" % (__version__, WebkitRenderer.req_jpg))
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httpout.write("<!-- Web Rendering Proxy v%s by Antoni Sawicki -->\n"
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"<html>\n<body>\n"
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"<img src=\"http://%s\" alt=\"webrender\" usemap=\"#map\">\n"
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"<map name=\"map\">\n" % (__version__, WebkitRenderer.req_jpg))
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frame = self._view.page().currentFrame()
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for x in frame.findAllElements('a'):
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value = x.attribute('href')
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xmin, ymin, xmax, ymax = x.geometry().getCoords()
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httpout.write("<area shape=\"rect\" coords=\"%i,%i,%i,%i\" alt=\"%s\" href=\"%s\">\n" % (xmin, ymin, xmax, ymax, value, value))
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httpout.write("<area shape=\"rect\" coords=\"%i,%i,%i,%i\" alt=\"%s\" href=\"%s\">"
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"\n" % (xmin, ymin, xmax, ymax, value, value))
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httpout.write("</map>\n</body>\n</html>\n")
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return image
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@ -284,9 +294,9 @@ if sys.platform == "linux" or sys.platform == "linux2":
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return False
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def javaScriptPrompt(self, frame, message, default, result):
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"""This function is called whenever a JavaScript program running inside frame tries to prompt
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the user for input. The program may provide an optional message, msg, as well as a default value
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for the input in defaultValue.
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"""This function is called whenever a JavaScript program running inside frame tries to
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prompt the user for input. The program may provide an optional message, msg, as well
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as a default value for the input in defaultValue.
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If the prompt was cancelled by the user the implementation should return false;
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otherwise the result should be written to result and true should be returned.
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@ -297,8 +307,9 @@ if sys.platform == "linux" or sys.platform == "linux2":
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return False
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def shouldInterruptJavaScript(self):
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"""This function is called when a JavaScript program is running for a long period of time.
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If the user wanted to stop the JavaScript the implementation should return true; otherwise false.
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"""This function is called when a JavaScript program is running for a long period of
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time. If the user wanted to stop the JavaScript the implementation should return
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true; otherwise false.
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"""
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if self.logger: self.logger.debug("WebKit ask to interrupt JavaScript")
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return True
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@ -366,7 +377,8 @@ if sys.platform == "linux" or sys.platform == "linux2":
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output.close()
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del renderer
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print ">>> done: %s [%d kb]..." % (WebkitRenderer.req_jpg, os.path.getsize(WebkitRenderer.req_jpg)/1024)
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print ">>> done: %s [%d kb]..." % (WebkitRenderer.req_jpg,
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os.path.getsize(WebkitRenderer.req_jpg)/1024)
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RESP.put('')
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@ -413,7 +425,7 @@ elif sys.platform == "darwin":
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WebkitLoad.req_gif = req[2]
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WebkitLoad.req_map = req[3]
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if (WebkitLoad.req_url == "http://wrp.stop/"):
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if WebkitLoad.req_url == "http://wrp.stop/":
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print ">>> Terminate Request Received"
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AppKit.NSApplication.sharedApplication().terminate_(None)
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@ -454,26 +466,34 @@ elif sys.platform == "darwin":
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# what happens when the page has finished loading
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def webView_didFinishLoadForFrame_(self, webview, frame):
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# don't care about subframes
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if (frame == webview.mainFrame()):
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if frame == webview.mainFrame():
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view = frame.frameView().documentView()
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bitmapdata = self.captureView(view)
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bitmapdata.representationUsingType_properties_(AppKit.NSGIFFileType,None).writeToFile_atomically_(WebkitLoad.req_gif,objc.YES)
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bitmapdata.representationUsingType_properties_(
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AppKit.NSGIFFileType, None).writeToFile_atomically_(
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WebkitLoad.req_gif, objc.YES)
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# url of the rendered page
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web_url = frame.dataSource().initialRequest().URL().absoluteString()
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httpout = WebkitLoad.httpout
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httpout.write("<!-- Web Rendering Proxy v%s by Antoni Sawicki -->\n" % (__version__))
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httpout.write("<!-- Request for [%s] frame [%s] -->\n" % (WebkitLoad.req_url, web_url))
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httpout.write("<HTML><HEAD><TITLE>WRP%s:%s</TITLE></HEAD>\n<BODY>\n" % (__version__,web_url))
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if (ISMAP == "true"):
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httpout.write("<A HREF=\"http://%s\"><IMG SRC=\"http://%s\" ALT=\"wrp-render\" ISMAP>\n</A>\n" % (WebkitLoad.req_map, WebkitLoad.req_gif))
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httpout.write("<!-- Web Rendering Proxy v%s by Antoni Sawicki -->\n"
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% (__version__))
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httpout.write("<!-- Request for [%s] frame [%s] -->\n"
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% (WebkitLoad.req_url, web_url))
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httpout.write("<HTML><HEAD><TITLE>WRP%s:%s</TITLE></HEAD>\n<BODY>\n"
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% (__version__, web_url))
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if ISMAP == "true":
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httpout.write("<A HREF=\"http://%s\">"
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"<IMG SRC=\"http://%s\" ALT=\"wrp-render\" ISMAP>\n"
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"</A>\n" % (WebkitLoad.req_map, WebkitLoad.req_gif))
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mapfile = open(WebkitLoad.req_map, "w+")
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mapfile.write("default %s\n" % (web_url))
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else:
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httpout.write("<IMG SRC=\"http://%s\" ALT=\"wrp-render\" USEMAP=\"#map\">\n<MAP NAME=\"map\">\n" % (WebkitLoad.req_gif))
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httpout.write("<IMG SRC=\"http://%s\" ALT=\"wrp-render\" USEMAP=\"#map\">\n"
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"<MAP NAME=\"map\">\n" % (WebkitLoad.req_gif))
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domdocument = frame.DOMDocument()
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domnodelist = domdocument.getElementsByTagName_('A')
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@ -488,19 +508,22 @@ elif sys.platform == "darwin":
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xmax = Foundation.NSMaxX(myrect)
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ymax = Foundation.NSMaxY(myrect)
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if (ISMAP == "true"):
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if ISMAP == "true":
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mapfile.write("rect %s %i,%i %i,%i\n" % (turl, xmin, ymin, xmax, ymax))
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else:
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httpout.write("<AREA SHAPE=\"RECT\" COORDS=\"%i,%i,%i,%i\" ALT=\"%s\" HREF=\"%s\">\n" % (xmin, ymin, xmax, ymax, turl, turl))
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httpout.write("<AREA SHAPE=\"RECT\""
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" COORDS=\"%i,%i,%i,%i\""
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" ALT=\"%s\" HREF=\"%s\">\n"
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% (xmin, ymin, xmax, ymax, turl, turl))
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i += 1
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if (ISMAP != "true"):
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if ISMAP != "true":
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httpout.write("</MAP>\n")
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httpout.write("</BODY>\n</HTML>\n")
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if (ISMAP == "true"):
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if ISMAP == "true":
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mapfile.close()
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# Return to Proxy thread and Loop...
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@ -509,19 +532,22 @@ elif sys.platform == "darwin":
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def main_cocoa():
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# Launch NS Application
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AppKit.NSApplicationLoad();
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AppKit.NSApplicationLoad()
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app = AppKit.NSApplication.sharedApplication()
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delegate = AppDelegate.alloc().init()
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AppKit.NSApp().setDelegate_(delegate)
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AppKit.NSBundle.mainBundle().infoDictionary()['NSAppTransportSecurity'] = dict(NSAllowsArbitraryLoads = True)
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AppKit.NSBundle.mainBundle().infoDictionary()['NSAppTransportSecurity'] = \
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dict(NSAllowsArbitraryLoads=True)
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rect = Foundation.NSMakeRect(-16000, -16000, 100, 100)
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win = AppKit.NSWindow.alloc()
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win.initWithContentRect_styleMask_backing_defer_(rect, AppKit.NSBorderlessWindowMask, 2, 0)
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webview = WebKit.WebView.alloc()
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webview.initWithFrame_(rect)
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webview.mainFrame().frameView().setAllowsScrolling_(objc.NO)
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webkit_version = Foundation.NSBundle.bundleForClass_(WebKit.WebView).objectForInfoDictionaryKey_(WebKit.kCFBundleVersionKey)[1:]
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webview.setApplicationNameForUserAgent_("Like-Version/6.0 Safari/%s wrp/%s" % (webkit_version, __version__))
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webkit_version = Foundation.NSBundle.bundleForClass_(WebKit.WebView). \
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objectForInfoDictionaryKey_(WebKit.kCFBundleVersionKey)[1:]
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webview.setApplicationNameForUserAgent_("Like-Version/6.0 Safari/%s wrp/%s"
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% (webkit_version, __version__))
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win.setContentView_(webview)
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loaddelegate = WebkitLoad.alloc().init()
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loaddelegate.options = [""]
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@ -536,13 +562,13 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
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req_url = self.path
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httpout = self.wfile
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gif_re = re.match("http://(wrp-\d+\.gif).*", req_url)
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map_re = re.match("http://(wrp-\d+\.map).*?(\d+),(\d+)", req_url)
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ico_re = re.match("http://.+\.ico", req_url)
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jpg_re = re.match("http://(wrp-\d+\.jpg).*", req_url)
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gif_re = re.match(r"http://(wrp-\d+\.gif).*", req_url)
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map_re = re.match(r"http://(wrp-\d+\.map).*?(\d+),(\d+)", req_url)
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ico_re = re.match(r"http://.+\.ico", req_url)
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jpg_re = re.match(r"http://(wrp-\d+\.jpg).*", req_url)
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# Serve Rendered GIF
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if (gif_re):
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if gif_re:
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img = gif_re.group(1)
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print ">>> GIF file request... " + img
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self.send_response(200, 'OK')
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@ -553,9 +579,10 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
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fimg.close()
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os.remove(img)
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elif (jpg_re):
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elif jpg_re:
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img = jpg_re.group(1)
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print ">>> request for rendered jpg image... %s [%d kb]" % (img, os.path.getsize(img)/1024)
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print ">>> request for rendered jpg image... %s [%d kb]" \
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% (img, os.path.getsize(img)/1024)
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self.send_response(200, 'OK')
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self.send_header('Content-type', 'image/jpeg')
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self.end_headers()
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@ -565,7 +592,7 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
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os.remove(img)
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# Process ISMAP Request
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elif (map_re):
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elif map_re:
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map = map_re.group(1)
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req_x = int(map_re.group(2))
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req_y = int(map_re.group(3))
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@ -574,33 +601,37 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
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with open(map) as mapf:
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goto_url = "none"
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for line in mapf.readlines():
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if(re.match("(\S+)", line).group(1) == "default"):
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default_url=re.match("\S+\s+(\S+)", line).group(1)
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if re.match(r"(\S+)", line).group(1) == "default":
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default_url = re.match(r"\S+\s+(\S+)", line).group(1)
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elif(re.match("(\S+)", line).group(1) == "rect"):
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rect=re.match("(\S+)\s+(\S+)\s+(\d+),(\d+)\s+(\d+),(\d+)", line)
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elif re.match(r"(\S+)", line).group(1) == "rect":
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rect = re.match(r"(\S+)\s+(\S+)\s+(\d+),(\d+)\s+(\d+),(\d+)", line)
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min_x = int(rect.group(3))
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min_y = int(rect.group(4))
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max_x = int(rect.group(5))
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max_y = int(rect.group(6))
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if( (req_x >= min_x) and (req_x <= max_x) and (req_y >= min_y) and (req_y <= max_y) ):
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if (req_x >= min_x) and \
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(req_x <= max_x) and \
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(req_y >= min_y) and \
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(req_y <= max_y):
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goto_url = rect.group(2)
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mapf.close()
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if(goto_url == "none"):
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if goto_url == "none":
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goto_url = default_url
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print(">>> ISMAP redirect: %s\n" % (goto_url))
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print ">>> ISMAP redirect: %s\n" % (goto_url)
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self.send_response(302, "Found")
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self.send_header("Location", goto_url)
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self.send_header("Content-type", "text/html")
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self.end_headers()
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httpout.write("<HTML><BODY><A HREF=\"%s\">%s</A></BODY></HTML>\n" % (goto_url, goto_url))
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httpout.write("<HTML><BODY><A HREF=\"%s\">%s</A></BODY></HTML>\n"
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% (goto_url, goto_url))
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# ICO files, WebKit crashes on these
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elif (ico_re):
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elif ico_re:
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self.send_error(415, "ICO not supported")
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self.end_headers()
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