| 1 | import urllib.request as urllib2 |
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| 2 | import os |
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| 3 | import tempfile |
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| 4 | import datetime |
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| 5 | import time |
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| 6 | import json |
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| 7 | import re |
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| 8 | import gi |
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| 9 | gi.require_version('Gtk', '3.0') |
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| 10 | from gi.repository import Gtk |
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| 11 | |
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| 12 | HEADER = {'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11' } |
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| 13 | |
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| 14 | |
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| 15 | class ResourcesManager: |
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| 16 | |
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| 17 | def __init__(self): |
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| 18 | |
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| 19 | self.distro_name="lliurex" |
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| 20 | self.base_url="http://appstream.ubuntu.com/data/" |
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| 21 | self.icons_url_file="icons-64x64.tar.gz" |
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| 22 | self.icons_path="/var/lib/app-info/icons/" |
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| 23 | self.dists=["xenial","xenial-updates","xenial-security"] |
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| 24 | self.components=["main","restricted","universe","multiverse"] |
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| 25 | self.download_cache="/tmp/lliurex-store-cache/" |
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| 26 | self.icon_dates_file="downloaded_icons.dates" |
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| 27 | |
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| 28 | self.distro_name="ubuntu" |
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| 29 | |
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| 30 | self.icon_db=Gtk.IconTheme() |
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| 31 | self.icon_db.set_custom_theme("Vibrancy-Dark-Orange") |
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| 32 | self.package_icon=self.icon_db.lookup_icon("package",256,Gtk.IconLookupFlags.FORCE_SVG ).get_filename() |
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| 33 | |
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| 34 | #def init |
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| 35 | |
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| 36 | def get_icon(self,pkg_info): |
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| 37 | |
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| 38 | debian_name=pkg_info["package"] |
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| 39 | icon=pkg_info["icon"] |
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| 40 | if icon==None: |
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| 41 | icon="" |
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| 42 | |
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| 43 | if os.path.isfile(icon): |
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| 44 | return(icon) |
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| 45 | |
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| 46 | if icon.startswith("http"): |
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| 47 | cache_dir=os.getenv("HOME")+"/.cache/lliurex-store/icons" |
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| 48 | icon_name=icon.split("/")[-1] |
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| 49 | if not os.path.exists(cache_dir): |
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| 50 | os.makedirs(cache_dir) |
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| 51 | if os.path.isfile(cache_dir+"/"+icon_name): |
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| 52 | return(cache_dir+"/"+icon_name) |
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| 53 | icon_file=cache_dir+"/"+icon_name |
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| 54 | url=icon |
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| 55 | try: |
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| 56 | req=urllib2.Request(url,headers=HEADER) |
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| 57 | res=urllib2.urlopen(req) |
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| 58 | x=open(icon_file,"wb") |
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| 59 | x.write(res.read()) |
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| 60 | x.close() |
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| 61 | except Exception as e: |
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| 62 | icon_file='' |
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| 63 | finally: |
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| 64 | return(icon_file) |
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| 65 | |
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| 66 | |
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| 67 | component=pkg_info["component"] |
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| 68 | ret_icon=self.icon_db.lookup_icon(debian_name,256,Gtk.IconLookupFlags.FORCE_SVG) |
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| 69 | if ret_icon!=None: |
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| 70 | return ret_icon.get_filename() |
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| 71 | |
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| 72 | ret_icon=self.icon_db.lookup_icon(icon,256,Gtk.IconLookupFlags.FORCE_SVG) |
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| 73 | if ret_icon!=None: |
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| 74 | return ret_icon.get_filename() |
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| 75 | |
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| 76 | |
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| 77 | if len(icon)>0: |
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| 78 | |
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| 79 | for dist in ["xenial-updates","xenial-security","xenial"]: |
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| 80 | # "64x64/" is included in pkg_info["icon"] |
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| 81 | # if "64x64/" not in icon: |
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| 82 | if not re.match("[0-9]*x[0-9]*\/",icon): |
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| 83 | icon="64x64/" + icon |
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| 84 | if debian_name+"_"+debian_name not in icon: |
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| 85 | icon=icon.replace(debian_name,debian_name+"_"+debian_name) |
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| 86 | if not icon.endswith(".png"): |
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| 87 | icon=icon+'.png' |
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| 88 | if "pyromaths" in icon: |
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| 89 | icon="64x64/pyromaths_pyromaths.png" |
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| 90 | |
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| 91 | ret_icon=self.icons_path+"%s/%s"%(component,icon) |
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| 92 | if os.path.exists(ret_icon): |
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| 93 | return ret_icon |
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| 94 | else: |
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| 95 | ret_icon=ret_icon.replace("64x64","128x128") |
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| 96 | if os.path.exists(ret_icon): |
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| 97 | return ret_icon |
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| 98 | icon="64x64/" + pkg_info['icon'] |
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| 99 | ret_icon=self.icons_path+"%s/%s"%(component,icon) |
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| 100 | if os.path.exists(ret_icon): |
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| 101 | return ret_icon |
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| 102 | else: |
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| 103 | #Last attempt |
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| 104 | if len(pkg_info['id'].split('.'))>2: |
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| 105 | pkg_id=pkg_info['id'].split('.')[-2] |
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| 106 | icon="64x64/%s_%s.png"%(debian_name,pkg_id) |
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| 107 | ret_icon=self.icons_path+"%s/%s"%(component,icon) |
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| 108 | if os.path.exists(ret_icon): |
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| 109 | return ret_icon |
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| 110 | else: |
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| 111 | #Unaccurate icon search... |
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| 112 | if os.path.isdir(self.icons_path+"/"+component+"/64x64"): |
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| 113 | for icon_file in os.listdir(self.icons_path+"/"+component+"/64x64/"): |
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| 114 | if re.search("^.*"+pkg_info['icon']+".*\.png",icon_file): |
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| 115 | ret_icon=self.icons_path+"%s/64x64/%s"%(component,icon_file) |
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| 116 | if os.path.exists(ret_icon): |
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| 117 | return ret_icon |
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| 118 | else: |
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| 119 | #The very last attempt. We'll look for the icon in the desktop (if any) |
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| 120 | desktop_file=pkg_info['id'] |
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| 121 | if not desktop_file.endswith(".desktop"): |
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| 122 | desktop_file=desktop_file+".desktop" |
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| 123 | if os.path.isfile("/usr/share/applications/%s"%desktop_file): |
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| 124 | f=open("/usr/share/applications/%s"%desktop_file,'r') |
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| 125 | for l in f.readlines(): |
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| 126 | if l.startswith("Icon"): |
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| 127 | icon_name=l.split('=')[-1].strip('\n') |
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| 128 | if os.path.isfile(icon_name): |
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| 129 | return(icon_name) |
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| 130 | else: |
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| 131 | ret_icon=self.icon_db.lookup_icon(icon_name,256,Gtk.IconLookupFlags.FORCE_SVG) |
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| 132 | if ret_icon: |
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| 133 | return(ret_icon.get_filename()) |
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| 134 | |
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| 135 | ret_icon=self.package_icon |
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| 136 | return ret_icon |
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| 137 | |
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| 138 | #def get_icon |
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| 139 | |
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| 140 | |
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| 141 | def check_perms(self): |
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| 142 | |
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| 143 | try: |
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| 144 | f=open("/run/lliurex-store.background.pid","w") |
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| 145 | f.close() |
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| 146 | return True |
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| 147 | |
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| 148 | except: |
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| 149 | return False |
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| 150 | |
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| 151 | #def check_perms |
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| 152 | |
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| 153 | |
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| 154 | def create_icons_dir(self): |
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| 155 | |
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| 156 | if not os.path.exists(self.icons_path): |
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| 157 | os.makedirs(self.icons_path) |
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| 158 | |
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| 159 | #def create_icons_dir |
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| 160 | |
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| 161 | |
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| 162 | def write_local_icons_info(self,info): |
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| 163 | |
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| 164 | f=open(self.icon_dates_file,"w") |
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| 165 | f.write(json.dumps(info,indent=4)) |
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| 166 | f.close() |
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| 167 | |
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| 168 | #def write_local_icons_info |
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| 169 | |
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| 170 | |
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| 171 | def check_local_icons_files(self): |
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| 172 | |
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| 173 | self.local_icons_dates={} |
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| 174 | try: |
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| 175 | f=open(self.icon_dates_file) |
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| 176 | self.local_icons_dates=json.load(f) |
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| 177 | f.close() |
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| 178 | except Exception as e: |
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| 179 | print(e) |
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| 180 | |
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| 181 | for dist in self.dists: |
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| 182 | self.local_icons_dates.setdefault(dist,{}) |
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| 183 | for component in self.components: |
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| 184 | self.local_icons_dates[dist].setdefault(component,-1) |
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| 185 | |
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| 186 | #def check_local_icons_files |
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| 187 | |
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| 188 | |
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| 189 | |
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| 190 | def check_remote_icons_files(self): |
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| 191 | |
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| 192 | self.remote_icons_dates={} |
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| 193 | |
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| 194 | for dist in self.dists: |
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| 195 | self.remote_icons_dates[dist]={} |
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| 196 | for component in self.components: |
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| 197 | |
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| 198 | url=self.base_url+dist+"/"+component |
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| 199 | |
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| 200 | try: |
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| 201 | |
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| 202 | req=urllib2.Request(url,headers=HEADER) |
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| 203 | res=urllib2.urlopen(req) |
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| 204 | x=tempfile.NamedTemporaryFile() |
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| 205 | x.write(res.read()) |
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| 206 | x.seek(0) |
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| 207 | |
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| 208 | for line in x.readlines(): |
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| 209 | line=line.decode("utf-8") |
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| 210 | if self.icons_url_file in line: |
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| 211 | line=line.split('<td align="right">')[1].split(" ") |
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| 212 | icons_date=line[0] |
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| 213 | icons_date=time.mktime(datetime.datetime.strptime(icons_date, "%Y-%m-%d").timetuple()) |
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| 214 | self.remote_icons_dates[dist][component]=icons_date |
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| 215 | break |
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| 216 | x.close() |
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| 217 | |
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| 218 | except Exception as e: |
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| 219 | pass |
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| 220 | |
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| 221 | if component not in self.remote_icons_dates[dist]: |
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| 222 | self.remote_icons_dates[dist][component]=-1 |
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| 223 | |
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| 224 | #def download_home_info |
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| 225 | |
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| 226 | |
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| 227 | def update_icons(self): |
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| 228 | |
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| 229 | self.check_local_icons_files() |
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| 230 | self.check_remote_icons_files() |
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| 231 | |
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| 232 | self.current_icons_dates={} |
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| 233 | |
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| 234 | if not os.path.exists(self.download_cache): |
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| 235 | os.makedirs(self.download_cache) |
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| 236 | |
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| 237 | for dist in self.dists: |
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| 238 | self.current_icons_dates[dist]={} |
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| 239 | for component in self.components: |
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| 240 | |
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| 241 | if self.remote_icons_dates[dist][component] > self.local_icons_dates[dist][component]: |
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| 242 | |
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| 243 | url=self.base_url+dist+"/"+component+"/"+self.icons_url_file |
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| 244 | try: |
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| 245 | icon_file=self.download_cache+"%s_%s_icons.tar.gz"%(dist,component) |
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| 246 | path=self.icons_path+self.distro_name+"-"+dist+"-"+component+"/64x64/" |
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| 247 | |
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| 248 | req=urllib2.Request(url,headers=HEADER) |
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| 249 | res=urllib2.urlopen(req) |
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| 250 | x=open(icon_file,"wb") |
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| 251 | x.write(res.read()) |
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| 252 | x.close() |
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| 253 | |
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| 254 | self.current_icons_dates[dist][component]=self.remote_icons_dates[dist][component] |
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| 255 | |
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| 256 | command="tar -xf %s -C %s"%(icon_file,path) |
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| 257 | if not os.path.exists(path): |
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| 258 | os.makedirs(path) |
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| 259 | |
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| 260 | os.system(command) |
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| 261 | |
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| 262 | |
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| 263 | except Exception as e: |
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| 264 | self.current_icons_dates[dist][component]=self.local_icons_dates[dist][component] |
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| 265 | |
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| 266 | else: |
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| 267 | self.current_icons_dates[dist][component]=self.local_icons_dates[dist][component] |
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| 268 | |
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| 269 | #def update_icons |
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| 270 | |
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| 271 | |
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| 272 | #class ResourcesManager |
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| 273 | |
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| 274 | |
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| 275 | if __name__=="__main__": |
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| 276 | |
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| 277 | rm=ResourcesManager() |
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| 278 | #rm.check_remote_icons_files() |
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| 279 | #rm.check_local_icons_files() |
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| 280 | rm.update_icons() |
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| 281 | pkg={} |
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| 282 | pkg["package"]="zsnes" |
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| 283 | pkg["component"]="universe" |
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| 284 | pkg["icon"]="64x64/zsnes_zsnes.png" |
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| 285 | |
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| 286 | print(rm.get_icon(pkg)) |
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| 287 | |
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| 288 | |
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| 289 | |
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