Home | History | Annotate | Download | only in pdfium 
      1 #!/usr/bin/python
      2 
      3 import urllib2
      4 import os
      5 import sys
      6 from subprocess import call
      7 
      8 CHROMIUM_VERSION_TRACKING_URL = "https://omahaproxy.appspot.com/all"
      9 CHROMIUM_BUILD_TYPE = "stable"
     10 CHROMIUM_OS = "android"
     11 
     12 CHROMIUM_SOURCE_URL = "https://chromium.googlesource.com/chromium/src/+/refs/tags"
     13 CHROMIUM_DEPS_FILE = "DEPS"
     14 
     15 PDFIUM_GIT_REPO = "https://pdfium.googlesource.com/pdfium.git"
     16 
     17 MAKE_FILES = ["third_party/pdfiumopenjpeg.mk",
     18               "third_party/pdfiumlcms.mk",
     19               "third_party/pdfiumjpeg.mk",
     20               "third_party/pdfiumagg23.mk",
     21               "third_party/pdfiumzlib.mk",
     22               "third_party/pdfiumbigint.mk",
     23               "third_party/Android.mk",
     24               "pdfiumfpdftext.mk",
     25               "pdfiumfpdfdoc.mk",
     26               "pdfiumfdrm.mk",
     27               "pdfiumfxcodec.mk",
     28               "pdfiumfpdfapi.mk",
     29               "pdfiumfxcrt.mk",
     30               "pdfiumfxge.mk",
     31               "Android.mk",
     32               "pdfiumjavascript.mk",
     33               "pdfiumformfiller.mk",
     34               "pdfiumfxedit.mk",
     35               "pdfiumpdfwindow.mk",
     36               "pdfium.mk"]
     37 
     38 OWNERS_FILES = ["OWNERS", "docs/OWNERS", "third_party/base/numerics/OWNERS"]
     39 
     40 COPY_FILES = [os.path.basename(__file__), ".git", "MODULE_LICENSE_BSD", "NOTICE"] + MAKE_FILES
     41 REMOVE_FILES = [os.path.basename(__file__), ".git", ".gitignore"] + OWNERS_FILES
     42 
     43 def getStableChromiumVersion():
     44    """ :return the latest chromium version """
     45 
     46    chromiumVersions = urllib2.urlopen(CHROMIUM_VERSION_TRACKING_URL)
     47 
     48    for chromiumVersionStr in chromiumVersions.read().split("\n"):
     49        chromiumVersion = chromiumVersionStr.split(",")
     50 
     51        if chromiumVersion[0] == CHROMIUM_OS and chromiumVersion[1] == CHROMIUM_BUILD_TYPE:
     52            return chromiumVersion[2]
     53 
     54    raise Exception("Could not find latest %s chromium version for %s at %s"
     55                    % (CHROMIUM_BUILD_TYPE, CHROMIUM_OS, CHROMIUM_VERSION_TRACKING_URL))
     56 
     57 
     58 def getPdfiumRevision():
     59     """ :return the pdfium version used by the latest chromium version """
     60 
     61     try:
     62         deps = urllib2.urlopen("%s/%s/%s" % (CHROMIUM_SOURCE_URL, getStableChromiumVersion(),
     63                                              CHROMIUM_DEPS_FILE))
     64 
     65         # I seem to not be able to get the raw file, hence grep the html file
     66         return deps.read().split("pdfium_revision&")[1].split("'")[1]
     67     except Exception as e:
     68         raise Exception("Could not extract pdfium revision from %s/%s/%s: %s"
     69                        % (CHROMIUM_SOURCE_URL, getStableChromiumVersion(), CHROMIUM_DEPS_FILE, e))
     70 
     71 
     72 def downloadPdfium(newDir, rev):
     73     """ Download the newest version of pdfium to the new directory
     74 
     75     :param newDir: The new files
     76     :param rev: The revision to change to
     77     """
     78 
     79     call(["git", "clone", PDFIUM_GIT_REPO, newDir])
     80     os.chdir(newDir)
     81     call(["git", "reset", "--hard", rev])
     82 
     83 
     84 def removeFiles(newDir):
     85     """ Remove files that should not be checked in from the original download
     86 
     87     :param newDir: The new files
     88     """
     89 
     90     for fileName in REMOVE_FILES:
     91         call(["rm", "-rf", os.path.join(newDir, fileName)])
     92 
     93 
     94 def copyFiles(currentDir, newDir):
     95     """ Copy files needed to make pdfium work with android
     96 
     97     :param currentDir: The current files
     98     :param newDir: The new files
     99     """
    100 
    101     for fileName in COPY_FILES:
    102         call(["cp", "-r", os.path.join(currentDir, fileName), os.path.join(newDir, fileName)])
    103 
    104 
    105 def exchange(currentDir, newDir, oldDir):
    106     """ Update current to new and save current in old.
    107 
    108     :param currentDir: The current files
    109     :param newDir: The new files
    110     :param oldDir: The old files
    111     """
    112 
    113     call(["mv", currentDir, oldDir])
    114     call(["mv", newDir, currentDir])
    115 
    116 
    117 if __name__ == "__main__":
    118    rev = getPdfiumRevision()
    119    targetDir = os.path.dirname(os.path.realpath(__file__))
    120    newDir = targetDir + ".new"
    121    oldDir = targetDir + ".old"
    122 
    123    try:
    124        downloadPdfium(newDir, rev)
    125        removeFiles(newDir)
    126        copyFiles(targetDir, newDir)
    127        exchange(targetDir, newDir, oldDir)
    128        print("Updated pdfium to " + rev + " (Chrome " + getStableChromiumVersion() + "). Old files "
    129              "are in " + oldDir + ". Please verify if build files need to be updated.")
    130 
    131        sys.exit(0)
    132    except:
    133        call(["rm", "-rf", newDir])
    134        sys.exit(1)
    135 
    136