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#!/usr/bin/python2.7
import os
import sys
import random
import re
import urllib
import inspect
from Config import *
from Pb import Pb
from Params import Params
DEFAULT_FINALFORMAT = "png";
_subtle_break_mark = 'pron'
_extreme_break_mark = 'sugar'
_header_offset = 2000
class PbBreak(Pb): #FIXME in db gallery
def __init__(self,
url=None,
breaktype=None,
finalformat=DEFAULT_FINALFORMAT,
breakmode=None,
breakangle=None,
username=None,
expanded=None,
):
super(PbBreak,self).__init__();
self.params.set_val("breaktype", self._get_breaktype(breaktype), value_type="string");
self.params.set_val("finalformat", finalformat, value_type="string")
self.params.set_val("breakmode", breakmode, value_type="enum", enum_values=["subtle", "extreme", "gradual"])
self.params.set_val("breakangle", breakangle, value_type="float")
self.params.set_val("expanded", expanded, value_type="bool")
self.params.set_val("url", url, value_type="img_url");
self._files_created.append(self.params.url['path'])
# if not self.params.finalformat and self._gif_frames:
# self.params.finalformat = 'gif'
# if self.params.breaktypte == 'miff':
# self.params.finalformat = 'jpg'
# self.params.breakmode = 'subtle'
#final filepath is stored in self.filepath
self._width_and_height_set(filepath=self.params.url['path'])
self.filename, self.filepath = self._filename_filepath_create(url=self.params.url['url'])
self._conversion_file = self._tempfilepath_create(namepart="conversion")
#maybe touch here, since files aren't actually created yet
def _get_breaktype(self, key):
#{{{ conversion table
breaktypeTranslate = {
'CLASSIC':'jpg',
'REDUX':'pcds',
'BLURRY_BREAK':'viff',
'BLURRY_BREAK_2':'mat',
'SWIPE':'miff',
'RGB_WASH':'psd',
'RGB_WASH_2':'psb',
'NOISY_BREAK':'palm',
'NOISY_BREAK_2':'fig',
'BROKEN_VIGNETTE':'pbm',
'FAX_MACHINE':'cals',
'STRIPES':'exr',
'PHOTOCOPY':'art',
}
#}}}
return breaktypeTranslate[key]
#{{{#########rotatefunctions#######################################
def _rotate(self):
cmd = [BIN_CONVERT,self.params.url['path'],"-rotate",self.params.breakangle,"+repage",self.params.url['path']]
self._call_cmd(cmd)
def _rotate_back(self):
angle = str(360-int(self.params.breakangle))
cmd = [BIN_CONVERT,self.filepath,"-rotate",angle,"+repage",self.filepath]
self._call_cmd(cmd)
if not self.params.expanded:
cmd = [BIN_CONVERT,self.filepath,"-gravity","Center","-crop","{}x{}+0+0".format(
self.width, self.height),"+repage",self.filepath]
self._call_cmd(cmd)
#}}}
def _subtle_break(self):
#assume the header is no longer than _header_offset bytes
breakpoint = random.randint(_header_offset, len(self._file_data))
newfile = self._file_data[0:breakpoint] \
+ _subtle_break_mark \
+ self._file_data[breakpoint:]
self._file_data = newfile[0:len(self._file_data)]
def _extreme_break(self):
increment = len(self._file_data)/10;
i = 0
newfile = "";
for b in self._file_data:
if i > _header_offset and not (i % increment):
b += _extreme_break_mark
newfile += b
i += 1
self._file_data = newfile[0:len(self._file_data)]
def _choose_frame(self, filepath):
_gif_frames = PbBreak.gif_frames(filepath)
frame = random.choice(_gif_frames)
self._call_cmd([BIN_CONVERT, frame, filepath])
def _enforce_jpg(self):
if self.params.breaktype in [ "exr", "bmp", "miff" ] and not re.match(r'jpe?g$', self.params.url['mimetype'], re.IGNORECASE):
jpg_file = self._tempfilepath_create(extension="jpg")
self._call_cmd([BIN_CONVERT,self.params.url['path'], jpg_file])
self._files_created.append(jpg_file)
self._conversion_file = jpg_file
def _first_conversion(self):
if self.params.url['mimetype'] == self.params.breaktype:
self._conversion_file = self.params.url['path']
return
self._call_cmd([BIN_CONVERT, self.params.url['path'], self._conversion_file])
self._files_created.append(self._conversion_file)
def _prepare_filedata(self):
if self.params.url['mimetype'] == "gif":
self._choose_frame(self.params.url['path'])
if self.params.breakangle:
self._rotate()
self._enforce_jpg();
self._first_conversion();
self._file_data = self._file_read(self._conversion_file)
if not self._file_data:
self.err_warn("Unable to get file data");
def _add_false_data(self, breakmode):
if breakmode == "subtle":
self._subtle_break()
elif breakmode == "extreme":
self._extreme_break()
f = open(self._conversion_file, 'w')
f.write(self._file_data)
f.close();
def _final_conversion(self):
self._call_cmd( [BIN_CONVERT, self._conversion_file, self.filepath])
def psd_psbfilepath(num):
return os.path.join(self._working_dir, "{}-{}-{}.{}".format(self.__class__.__name__, self._now, num, self.params.finalformat))
if self.params.breaktype == 'psd':
self._call_cmd(['mv', psd_psbfilepath(1), self.filepath])
self._files_created.append(psd_psbfilepath(0))
if self.params.breaktype == 'psb':
self._call_cmd(['mv', psd_psbfilepath(0), self.filepath])
self._files_created.append(psd_psbfilepath(1))
if self.params.breakangle:
self._rotate_back()
def create(self, breakmode=""):
if not breakmode: breakmode = self.params.breakmode
self._prepare_filedata();
self._add_false_data(breakmode);
self._final_conversion()
self._cleanup()
@classmethod
def test(cls):
TEST_PARAMS = {
"url" : "http://i.asdf.us/im/27/1424816234661dumpfmpfifferkinggr_1424816412_pfifferking.gif" ,
"breaktype" : "RGB_WASH",
"finalformat" : "png",
"breakmode" : "extreme",
"breakangle" : "10",
"username" : "donkey",
"expanded" : "false"
}
b = cls(**TEST_PARAMS)
b.create();
print b.filepath
print b.params.finalformat
|
