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new function, extracted from e_text_to_html, added color parameter

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2001-03-20  Radek Doulik  <rodo@ximian.com>

	* e-html-utils.c (e_text_to_html_full): new function, extracted
	from e_text_to_html, added color parameter

2001-03-19  Radek Doulik  <rodo@ximian.com>

	* e-html-utils.c (e_text_to_html): support mark citation

	* e-html-utils.h (E_TEXT_TO_HTML_MARK_CITATION): added
	E_TEXT_TO_HTML_MARK_CITATION

svn path=/trunk/; revision=8847
This commit is contained in:
Radek Doulik
2001-03-20 16:50:12 +00:00
committed by Radek Doulik
parent 451c410dec
commit 3e105b5bb7
3 changed files with 66 additions and 3 deletions
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51
e-util/e-html-utils.c
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@ -64,11 +64,28 @@ url_extract (const unsigned char **text, gboolean check)
return out;
}
static gboolean
is_citation (const unsigned char *c)
{
unicode_char_t u;
gint i;
for (i = 0; c && *c && i < 10; i ++, c = unicode_next_utf8 (c)) {
unicode_get_utf8 (c, &u);
if (u == '>')
return TRUE;
if (!unicode_isalnum (u))
return FALSE;
}
return FALSE;
}
/**
* e_text_to_html:
* e_text_to_html_full:
* @input: a NUL-terminated input buffer
* @flags: some combination of the E_TEXT_TO_HTML_* flags defined
* in e-html-utils.h
* @color: color for citation highlighting
*
* This takes a buffer of text as input and produces a buffer of
* "equivalent" HTML, subject to certain transformation rules.
@ -96,14 +113,18 @@ url_extract (const unsigned char **text, gboolean check)
*
* - E_TEXT_TO_HTML_CONVERT_URLS: wrap <a href="..."> </a> around
* strings that look like URLs.
*
* - E_TEXT_TO_HTML_MARK_CITATION: wrap <font color="blue"> </font> around
* citations (lines beginning with "> ").
**/
char *
e_text_to_html (const char *input, unsigned int flags)
e_text_to_html_full (const char *input, unsigned int flags, guint32 color)
{
const unsigned char *cur = input;
char *buffer = NULL;
char *out = NULL;
int buffer_size = 0, col;
gboolean colored = FALSE;
/* Allocate a translation buffer. */
buffer_size = strlen (input) * 2 + 5;
@ -119,6 +140,26 @@ e_text_to_html (const char *input, unsigned int flags)
unicode_char_t u;
unicode_get_utf8 (cur, &u);
if (flags & E_TEXT_TO_HTML_MARK_CITATION && col == 0) {
if (is_citation (cur)) {
if (!colored) {
gchar font [25];
g_snprintf (font, 25, "<FONT COLOR=\"#%06x\">", color);
check_size (&buffer, &buffer_size, out, 25);
out += sprintf (out, "%s", font);
colored = TRUE;
}
} else if (colored) {
gchar *no_font = "</FONT>";
check_size (&buffer, &buffer_size, out, 9);
out += sprintf (out, "%s", no_font);
colored = FALSE;
}
}
if (unicode_isalpha (u) &&
(flags & E_TEXT_TO_HTML_CONVERT_URLS)) {
char *tmpurl = NULL, *refurl = NULL, *dispurl = NULL;
@ -250,3 +291,9 @@ e_text_to_html (const char *input, unsigned int flags)
return buffer;
}
char *
e_text_to_html (const char *input, unsigned int flags)
{
return e_text_to_html_full (input, flags, 0);
}