2011-04-12 01:32:07 -07:00
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'''
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This file is part of the PyPhantomJS project.
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Copyright (C) 2011 James Roe <roejames12@hotmail.com>
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Copyright (C) 2010-2011 Ariya Hidayat <ariya.hidayat@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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2011-04-12 01:37:47 -07:00
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'''
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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import sys, os
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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from utils import version_major, version_minor, version_patch
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2011-04-12 01:32:07 -07:00
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from csconverter import CSConverter
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from math import ceil, floor
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from time import sleep as usleep
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from webpage import WebPage
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2011-04-12 01:38:19 -07:00
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from networkaccessmanager import NetworkAccessManager
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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from PyQt4.QtCore import pyqtProperty, pyqtSlot, Qt, QObject, QRect, \
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SLOT, QTimer, QUrl, QFileInfo, QDir, QSize, \
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QSizeF, QTime, QEventLoop, qDebug
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2011-04-12 18:20:17 -07:00
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from PyQt4.QtGui import QPalette, QDesktopServices, qApp, QPrinter, \
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2011-04-13 02:53:26 -07:00
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QImage, QPainter, QRegion, QApplication, qRgba
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2011-04-12 18:20:17 -07:00
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from PyQt4.QtWebKit import QWebSettings, QWebPage
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2011-04-12 01:32:07 -07:00
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from PyQt4.QtNetwork import QNetworkProxy, QNetworkProxyFactory
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# Different defaults.
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# OSX: 72, X11: 75(?), Windows: 96
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pdf_dpi = 72
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class Phantom(QObject):
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def __init__(self, args, parent = None):
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QObject.__init__(self, parent)
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# variable declarations
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2011-04-27 16:36:45 -07:00
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self.m_loadStatus = self.m_state = ''
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2011-04-12 01:32:07 -07:00
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self.m_var = self.m_paperSize = self.m_loadScript_cache = {}
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2011-04-12 01:34:20 -07:00
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self.m_verbose = args.verbose
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2011-04-12 01:32:07 -07:00
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self.m_page = WebPage(self)
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self.m_clipRect = QRect()
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# setup the values from args
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2011-04-27 16:36:45 -07:00
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self.m_script = args.script.read()
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2011-04-13 08:12:43 -07:00
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self.m_scriptFile = args.script.name
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2011-04-27 16:36:45 -07:00
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self.m_scriptDir = os.path.dirname(args.script.name)
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if sys.platform.startswith('win'):
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self.m_scriptDir += '\\'
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else:
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self.m_scriptDir += '/'
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2011-04-13 08:12:43 -07:00
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self.m_args = args.script_args
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2011-04-12 01:32:07 -07:00
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self.m_upload_file = args.upload_file
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autoLoadImages = False if args.load_images == 'no' else True
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pluginsEnabled = True if args.load_plugins == 'yes' else False
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2011-04-13 08:12:43 -07:00
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args.script.close()
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2011-04-12 01:32:07 -07:00
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palette = self.m_page.palette()
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palette.setBrush(QPalette.Base, Qt.transparent)
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self.m_page.setPalette(palette)
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if not args.proxy:
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QNetworkProxyFactory.setUseSystemConfiguration(True)
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else:
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proxy = QNetworkProxy(QNetworkProxy.HttpProxy, args.proxy[0], int(args.proxy[1]))
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QNetworkProxy.setApplicationProxy(proxy)
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self.m_page.settings().setAttribute(QWebSettings.AutoLoadImages, autoLoadImages)
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self.m_page.settings().setAttribute(QWebSettings.PluginsEnabled, pluginsEnabled)
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self.m_page.settings().setAttribute(QWebSettings.FrameFlatteningEnabled, True)
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self.m_page.settings().setAttribute(QWebSettings.OfflineStorageDatabaseEnabled, True)
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self.m_page.settings().setAttribute(QWebSettings.LocalStorageEnabled, True)
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self.m_page.settings().setLocalStoragePath(QDesktopServices.storageLocation(QDesktopServices.DataLocation))
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self.m_page.settings().setOfflineStoragePath(QDesktopServices.storageLocation(QDesktopServices.DataLocation))
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# Ensure we have a document.body.
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self.m_page.mainFrame().setHtml('<html><body></body></html>')
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self.m_page.mainFrame().setScrollBarPolicy(Qt.Horizontal, Qt.ScrollBarAlwaysOff)
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self.m_page.mainFrame().setScrollBarPolicy(Qt.Vertical, Qt.ScrollBarAlwaysOff)
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2011-04-12 01:38:19 -07:00
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if self.m_verbose:
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2011-04-12 19:36:25 -07:00
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m_netAccessMan = NetworkAccessManager(args.disk_cache, self)
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2011-04-12 01:38:19 -07:00
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self.m_page.setNetworkAccessManager(m_netAccessMan)
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2011-04-12 01:32:07 -07:00
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# inject our properties and slots into javascript
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2011-04-27 03:32:10 -07:00
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self.m_page.mainFrame().javaScriptWindowObjectCleared.connect(self.inject)
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self.m_page.loadFinished.connect(self.finish)
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2011-04-12 01:32:07 -07:00
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def execute(self):
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2011-04-27 16:36:45 -07:00
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if self.m_script.startswith('#!'):
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self.m_script = '//' + self.m_script
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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if self.m_scriptFile.lower().endswith('.coffee'):
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2011-04-12 01:32:07 -07:00
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coffee = CSConverter(self)
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self.m_script = coffee.convert(self.m_script)
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self.m_page.mainFrame().evaluateJavaScript(self.m_script)
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def finish(self, success):
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self.m_loadStatus = 'success' if success else 'fail'
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self.m_page.mainFrame().evaluateJavaScript(self.m_script)
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def inject(self):
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self.m_page.mainFrame().addToJavaScriptWindowObject('phantom', self)
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def renderPdf(self, fileName):
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p = QPrinter()
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p.setOutputFormat(QPrinter.PdfFormat)
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p.setOutputFileName(fileName)
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p.setResolution(pdf_dpi)
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paperSize = self.m_paperSize
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if not len(paperSize):
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pageSize = QSize(self.m_page.mainFrame().contentsSize())
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paperSize['width'] = str(pageSize.width()) + 'px'
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paperSize['height'] = str(pageSize.height()) + 'px'
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paperSize['border'] = '0px'
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if paperSize.get('width') and paperSize.get('height'):
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sizePt = QSizeF(ceil(self.stringToPointSize(paperSize['width'])),
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ceil(self.stringToPointSize(paperSize['height'])))
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p.setPaperSize(sizePt, QPrinter.Point)
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elif 'format' in paperSize:
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orientation = QPrinter.Landscape if paperSize.get('orientation') and paperSize['orientation'].lower() == 'landscape' else QPrinter.Portrait
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orientation = QPrinter.Orientation(orientation)
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p.setOrientation(orientation)
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formats = {
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'A3': QPrinter.A3,
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'A4': QPrinter.A4,
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'A5': QPrinter.A5,
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'Legal': QPrinter.Legal,
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'Letter': QPrinter.Letter,
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'Tabloid': QPrinter.Tabloid
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}
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p.setPaperSize(QPrinter.A4) # fallback
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for format, size in formats.items():
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if format.lower() == paperSize['format'].lower():
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p.setPaperSize(size)
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break
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else:
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return False
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border = floor(self.stringToPointSize(paperSize['border'])) if paperSize.get('border') else 0
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p.setPageMargins(border, border, border, border, QPrinter.Point)
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self.m_page.mainFrame().print_(p)
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return True
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def returnValue(self):
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return self.m_returnValue
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def stringToPointSize(self, string):
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units = (
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('mm', 72 / 25.4),
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('cm', 72 / 2.54),
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('in', 72.0),
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('px', 72.0 / pdf_dpi / 2.54),
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('', 72.0 / pdf_dpi / 2.54)
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)
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for unit, format in units:
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if string.endswith(unit):
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value = string.rstrip(unit)
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return float(value) * format
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return 0
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##
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# Properties and methods exposed to JavaScript
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##
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@pyqtProperty('QStringList')
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def args(self):
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return self.m_args
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@pyqtProperty('QVariantMap')
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def clipRect(self):
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result = {
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'width': self.m_clipRect.width(),
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'height': self.m_clipRect.height(),
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'top': self.m_clipRect.top(),
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'left': self.m_clipRect.left()
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}
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return result
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@clipRect.setter
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def clipRect(self, size):
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2011-04-27 16:36:45 -07:00
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names = ('width', 'height', 'top', 'left')
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for item in names:
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try:
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globals()[item] = int(size[item])
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if globals()[item] < 0:
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if item not in ('top', 'left'):
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globals()[item] = 0
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except KeyError:
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globals()[item] = getattr(self.m_clipRect, item)()
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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self.m_clipRect = QRect(left, top, width, height)
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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@pyqtProperty(str)
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2011-04-12 01:32:07 -07:00
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def content(self):
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return self.m_page.mainFrame().toHtml()
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@content.setter
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def content(self, content):
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self.m_page.mainFrame().setHtml(content)
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@pyqtSlot()
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@pyqtSlot(int)
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def exit(self, code = 0):
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self.m_returnValue = code
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2011-04-27 03:32:10 -07:00
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self.m_page.loadFinished.disconnect(self.finish)
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2011-04-12 01:32:07 -07:00
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QTimer.singleShot(0, qApp, SLOT('quit()'))
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@pyqtProperty(str)
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def loadStatus(self):
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return self.m_loadStatus
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@pyqtSlot(str, result=bool)
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def loadScript(self, script):
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if script in self.m_loadScript_cache:
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self.m_page.mainFrame().evaluateJavaScript(self.m_loadScript_cache[script])
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return True
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2011-04-27 16:36:45 -07:00
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scriptFile = script
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2011-04-12 01:32:07 -07:00
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try:
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2011-04-27 16:36:45 -07:00
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script = open(self.m_scriptDir + script)
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script = script.read()
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2011-04-12 01:32:07 -07:00
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except IOError:
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return False
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2011-04-27 16:36:45 -07:00
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if script.startswith('#!'):
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script = '//' + script
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2011-04-12 01:32:07 -07:00
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2011-04-27 16:36:45 -07:00
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if scriptFile.lower().endswith('.coffee'):
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2011-04-12 01:32:07 -07:00
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coffee = CSConverter(self)
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2011-04-27 16:36:45 -07:00
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script = coffee.convert(script)
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2011-04-12 01:32:07 -07:00
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self.m_loadScript_cache[scriptFile] = script
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self.m_page.mainFrame().evaluateJavaScript(script)
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return True
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@pyqtSlot(str, name='open')
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def open_(self, address):
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2011-04-12 01:34:20 -07:00
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qDebug('Opening address %s' % address)
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2011-04-12 01:32:07 -07:00
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self.m_page.triggerAction(QWebPage.Stop)
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self.m_loadStatus = 'loading'
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self.m_page.mainFrame().setUrl(QUrl(address))
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@pyqtProperty('QVariantMap')
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def paperSize(self):
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return self.m_paperSize
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@paperSize.setter
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def paperSize(self, size):
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2011-04-27 16:36:45 -07:00
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self.m_paperSize = size
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2011-04-12 01:32:07 -07:00
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@pyqtSlot(str, result=bool)
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def render(self, fileName):
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fileInfo = QFileInfo(fileName)
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path = QDir()
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path.mkpath(fileInfo.absolutePath())
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2011-04-27 16:36:45 -07:00
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if fileName.lower().endswith('.pdf'):
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2011-04-12 01:32:07 -07:00
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return self.renderPdf(fileName)
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viewportSize = QSize(self.m_page.viewportSize())
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pageSize = QSize(self.m_page.mainFrame().contentsSize())
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bufferSize = QSize()
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if not self.m_clipRect.isEmpty():
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bufferSize = self.m_clipRect.size()
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else:
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bufferSize = self.m_page.mainFrame().contentsSize()
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if pageSize == '':
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return False
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2011-04-13 02:53:26 -07:00
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image = QImage(bufferSize, QImage.Format_ARGB32)
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image.fill(qRgba(255, 255, 255, 0))
|
2011-04-12 01:32:07 -07:00
|
|
|
p = QPainter(image)
|
|
|
|
|
|
|
|
|
|
p.setRenderHint(QPainter.Antialiasing, True)
|
|
|
|
|
p.setRenderHint(QPainter.TextAntialiasing, True)
|
|
|
|
|
p.setRenderHint(QPainter.SmoothPixmapTransform, True)
|
|
|
|
|
|
|
|
|
|
self.m_page.setViewportSize(pageSize)
|
|
|
|
|
|
|
|
|
|
if not self.m_clipRect.isEmpty():
|
|
|
|
|
p.translate(-self.m_clipRect.left(), -self.m_clipRect.top())
|
|
|
|
|
self.m_page.mainFrame().render(p, QRegion(self.m_clipRect))
|
|
|
|
|
else:
|
|
|
|
|
self.m_page.mainFrame().render(p)
|
|
|
|
|
|
|
|
|
|
p.end()
|
|
|
|
|
self.m_page.setViewportSize(viewportSize)
|
|
|
|
|
return image.save(fileName)
|
|
|
|
|
|
|
|
|
|
@pyqtSlot('QWebElement', str)
|
|
|
|
|
def setFormInputFile(self, el, fileTag):
|
|
|
|
|
self.m_page.m_nextFileTag = fileTag
|
|
|
|
|
el.evaluateJavaScript('''(function(target){
|
|
|
|
|
var evt = document.createEvent('MouseEvents');
|
|
|
|
|
evt.initMouseEvent("click", true, true, window,
|
|
|
|
|
0, 0, 0, 0, 0, false, false, false, false, 0, null);
|
|
|
|
|
target.dispatchEvent(evt);})(this);''')
|
|
|
|
|
|
|
|
|
|
@pyqtSlot(int)
|
|
|
|
|
def sleep(self, ms):
|
|
|
|
|
startTime = QTime.currentTime()
|
|
|
|
|
while True:
|
|
|
|
|
QApplication.processEvents(QEventLoop.AllEvents, 25)
|
|
|
|
|
if startTime.msecsTo(QTime.currentTime()) > ms:
|
|
|
|
|
break
|
|
|
|
|
usleep(0.005)
|
|
|
|
|
|
|
|
|
|
@pyqtProperty(str)
|
|
|
|
|
def state(self):
|
|
|
|
|
return self.m_state
|
|
|
|
|
|
|
|
|
|
@state.setter
|
|
|
|
|
def state(self, value):
|
|
|
|
|
self.m_state = value
|
|
|
|
|
|
|
|
|
|
@pyqtProperty(str)
|
|
|
|
|
def userAgent(self):
|
2011-04-12 01:34:20 -07:00
|
|
|
return self.m_page.m_userAgent
|
2011-04-12 01:32:07 -07:00
|
|
|
|
|
|
|
|
@userAgent.setter
|
|
|
|
|
def userAgent(self, ua):
|
2011-04-12 01:34:20 -07:00
|
|
|
self.m_page.m_userAgent = ua
|
2011-04-12 01:32:07 -07:00
|
|
|
|
|
|
|
|
@pyqtSlot(str, result='QVariant')
|
|
|
|
|
@pyqtSlot(int, result='QVariant')
|
|
|
|
|
@pyqtSlot(str, 'QVariant')
|
|
|
|
|
@pyqtSlot(int, 'QVariant')
|
|
|
|
|
def ctx(self, name, value = None):
|
|
|
|
|
if not value:
|
|
|
|
|
return self.m_var.get(name)
|
|
|
|
|
self.m_var[name] = value
|
|
|
|
|
|
|
|
|
|
@pyqtProperty('QVariantMap')
|
|
|
|
|
def version(self):
|
|
|
|
|
version = {
|
|
|
|
|
'major': version_major,
|
|
|
|
|
'minor': version_minor,
|
|
|
|
|
'patch': version_patch
|
|
|
|
|
}
|
|
|
|
|
return version
|
|
|
|
|
|
|
|
|
|
@pyqtProperty('QVariantMap')
|
|
|
|
|
def viewportSize(self):
|
2011-04-27 16:36:45 -07:00
|
|
|
size = self.m_page.viewportSize()
|
2011-04-12 01:32:07 -07:00
|
|
|
result = {
|
|
|
|
|
'width': size.width(),
|
|
|
|
|
'height': size.height()
|
|
|
|
|
}
|
|
|
|
|
return result
|
|
|
|
|
|
|
|
|
|
@viewportSize.setter
|
|
|
|
|
def viewportSize(self, size):
|
2011-04-27 16:36:45 -07:00
|
|
|
names = ('width', 'height')
|
|
|
|
|
for item in names:
|
|
|
|
|
try:
|
|
|
|
|
globals()[item] = int(size[item])
|
|
|
|
|
if globals()[item] < 0:
|
|
|
|
|
globals()[item] = 0
|
|
|
|
|
except KeyError:
|
|
|
|
|
globals()[item] = getattr(self.m_page.viewportSize(), item)()
|
|
|
|
|
|
|
|
|
|
self.m_page.setViewportSize(QSize(width, height))
|
