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Added snippet from uriparser to parse Glib URIs 

I'm very annoyed by this.
master
Macoy Madson 2 months ago
parent
c0f6c9156a
commit
ebf192ec8e
3 changed files with 339 additions and 0 deletions
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  1. 22
      .clang-format
  2. 12
      src/AutoColor.cake
  3. 305
      src/UriUnescape.c

22
.clang-format
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@ -0,0 +1,22 @@
# http://releases.llvm.org/6.0.0/tools/clang/docs/ClangFormatStyleOptions.html
BasedOnStyle: Google
AccessModifierOffset: -4
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: None
AllowShortIfStatementsOnASingleLine: false
AllowShortLoopsOnASingleLine: false
BreakBeforeBraces: Allman
BraceWrapping:
AfterNamespace: false
BreakBeforeTernaryOperators: false
ColumnLimit: 100
ConstructorInitializerIndentWidth: 4
ContinuationIndentWidth: 4
IndentWidth: 4
Standard: Cpp11
TabWidth: 4
UseTab: ForIndentation
DerivePointerAlignment: false
PointerAlignment: Left
NamespaceIndentation: None
IndentCaseLabels: true

12
src/AutoColor.cake
View File

@ -18,6 +18,10 @@
(c-import "gio/gio.h")
(add-library-dependency "glib-2.0" "gio-2.0" "gobject-2.0")
(add-c-build-dependency "UriUnescape.c")
(declare-extern-function uriUnescapeInPlaceEx (in-out (* char) &return (* (const char))))
(defun-local auto-color-get-current-background-filename (wallpaper-out (* char)
wallpaper-out-size (unsigned int)
error-string (* (* (const char)))
@ -43,6 +47,14 @@
(return false))
(snprintf wallpaper-out wallpaper-out-size "%s" (+ background file-uri-prefix-length))
;; GLib puts %20 for e.g. space in strings. Parse those out into valid file paths
(var found-bad-char bool false)
(each-char-in-string wallpaper-out current-char
(when (= '%' (deref current-char))
(set found-bad-char true)))
(when found-bad-char
(uriUnescapeInPlaceEx wallpaper-out))
(return true)))
('Windows

305
src/UriUnescape.c
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@ -0,0 +1,305 @@
/*
The following code was copied and modified by Macoy Madson from the following library, which has the
following license:
uriparser - RFC 3986 URI parsing library
Copyright (C) 2007, Weijia Song <songweijia@gmail.com>
Copyright (C) 2007, Sebastian Pipping <sebastian@pipping.org>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
2. Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
3. Neither the name of the copyright holder nor the names of
its contributors may be used to endorse or promote products
derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
OF THE POSSIBILITY OF SUCH DAMAGE.*/
unsigned char uriHexdigToInt(char hexdig)
{
switch (hexdig)
{
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
return (unsigned char)(9 + hexdig - '9');
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
return (unsigned char)(15 + hexdig - 'f');
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
return (unsigned char)(15 + hexdig - 'F');
default:
return 0;
}
}
const char* uriUnescapeInPlaceEx(char* inout)
{
char* read = inout;
char* write = inout;
bool prevWasCr = false;
typedef enum UriBreakConversionEnum
{
URI_BR_TO_LF, /**< Convert to Unix line breaks ("\\x0a") */
URI_BR_TO_CRLF, /**< Convert to Windows line breaks ("\\x0d\\x0a") */
URI_BR_TO_CR, /**< Convert to Macintosh line breaks ("\\x0d") */
URI_BR_TO_UNIX = URI_BR_TO_LF, /**< @copydoc UriBreakConversionEnum::URI_BR_TO_LF */
URI_BR_TO_WINDOWS = URI_BR_TO_CRLF, /**< @copydoc UriBreakConversionEnum::URI_BR_TO_CRLF */
URI_BR_TO_MAC = URI_BR_TO_CR, /**< @copydoc UriBreakConversionEnum::URI_BR_TO_CR */
URI_BR_DONT_TOUCH /**< Copy line breaks unmodified */
} UriBreakConversion; /**< @copydoc UriBreakConversionEnum */
bool plusToSpace = false;
UriBreakConversion breakConversion = URI_BR_DONT_TOUCH;
if (!inout)
{
return 0;
}
for (;;)
{
switch (read[0])
{
case '\0':
if (read > write)
{
write[0] = '\0';
}
return write;
case '%':
switch (read[1])
{
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
switch (read[2])
{
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
{
/* Percent group found */
const unsigned char left = uriHexdigToInt(read[1]);
const unsigned char right = uriHexdigToInt(read[2]);
const int code = 16 * left + right;
switch (code)
{
case 10:
switch (breakConversion)
{
case URI_BR_TO_LF:
if (!prevWasCr)
{
write[0] = (char)10;
write++;
}
break;
case URI_BR_TO_CRLF:
if (!prevWasCr)
{
write[0] = (char)13;
write[1] = (char)10;
write += 2;
}
break;
case URI_BR_TO_CR:
if (!prevWasCr)
{
write[0] = (char)13;
write++;
}
break;
case URI_BR_DONT_TOUCH:
default:
write[0] = (char)10;
write++;
}
prevWasCr = false;
break;
case 13:
switch (breakConversion)
{
case URI_BR_TO_LF:
write[0] = (char)10;
write++;
break;
case URI_BR_TO_CRLF:
write[0] = (char)13;
write[1] = (char)10;
write += 2;
break;
case URI_BR_TO_CR:
write[0] = (char)13;
write++;
break;
case URI_BR_DONT_TOUCH:
default:
write[0] = (char)13;
write++;
}
prevWasCr = true;
break;
default:
write[0] = (char)(code);
write++;
prevWasCr = false;
}
read += 3;
}
break;
default:
/* Copy two chars unmodified and */
/* look at this char again */
if (read > write)
{
write[0] = read[0];
write[1] = read[1];
}
read += 2;
write += 2;
prevWasCr = false;
}
break;
default:
/* Copy one char unmodified and */
/* look at this char again */
if (read > write)
{
write[0] = read[0];
}
read++;
write++;
prevWasCr = false;
}
break;
case '+':
if (plusToSpace)
{
/* Convert '+' to ' ' */
write[0] = ' ';
}
else
{
/* Copy one char unmodified */
if (read > write)
{
write[0] = read[0];
}
}
read++;
write++;
prevWasCr = false;
break;
default:
/* Copy one char unmodified */
if (read > write)
{
write[0] = read[0];
}
read++;
write++;
prevWasCr = false;
}
}
}
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