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-rw-r--r--mail/mail-format.c222
1 files changed, 15 insertions, 207 deletions
diff --git a/mail/mail-format.c b/mail/mail-format.c
index f8d9085d64..9e6e2cc785 100644
--- a/mail/mail-format.c
+++ b/mail/mail-format.c
@@ -26,6 +26,7 @@
#include "mail-format.h"
#include "mail-display.h"
#include "camel/hash-table-utils.h"
+#include "e-util/e-html-utils.h"
#include <libgnome/libgnome.h>
#include <bonobo.h>
@@ -339,202 +340,6 @@ call_handler_function (CamelMimePart *part, CamelMimeMessage *root,
handle_unknown_type (part, root, box);
}
-int tth_interesting[] = {
- 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0x00 - 0x0f */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0x10 - 0x1f */
- 1, 2, 1, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* sp - / */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 1, 2, 1, 2, /* 0 - ? */
- 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* @ - O */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, /* P - _ */
- 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* ` - o */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, /* p - del */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0x80 - 0x8f */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0x90 - 0x9f */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0xa0 - 0xaf */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0xb0 - 0xbf */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0xc0 - 0xcf */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0xd0 - 0xdf */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, /* 0xe0 - 0xef */
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 /* 0xf0 - 0xff */
-};
-#define TTH_SPECIAL 1
-#define TTH_PUNCTUATION 2
-#define TTH_ESCAPED 3
-#define TTH_EOF 4
-
-#define TEXT_TO_HTML_PRE (1 << 0)
-#define TEXT_TO_HTML_CONVERT_NL (1 << 1)
-#define TEXT_TO_HTML_CONVERT_SPACES (1 << 2)
-#define TEXT_TO_HTML_CONVERT_URLS (1 << 3)
-
-static char *
-check_size (char **buffer, int *buffer_size, char *out, int len)
-{
- if (out + len > *buffer + *buffer_size) {
- int index = out - *buffer;
-
- *buffer_size *= 2;
- *buffer = g_realloc (*buffer, *buffer_size);
- out = *buffer + index;
- }
- return out;
-}
-
-char *
-url_extract (const char **text, gboolean check)
-{
- const char *end = *text, *p;
- char *out;
-
- while (*end && !isspace (*end) && *end != '"')
- end++;
-
- /* Back up if we probably went too far. */
- while (end > *text && strchr (",.!?;:>", *(end - 1)))
- end--;
-
- if (check) {
- /* Make sure we weren't fooled. */
- p = memchr (*text, ':', end - *text);
- if (!p || end - p < 3)
- return NULL;
- }
-
- out = g_strndup (*text, end - *text);
- *text = end;
- return out;
-}
-
-/* Convert plain text into equivalent-looking valid HTML. */
-static char *
-text_to_html (const unsigned char *input, unsigned int flags)
-{
- const unsigned char *cur = input, *end;
- char *buffer = NULL;
- char *out = NULL;
- int buffer_size = 0;
-
- /* Allocate a translation buffer. */
- buffer_size = strlen (input) * 2 + 5;
- buffer = g_malloc (buffer_size);
-
- out = buffer;
- if (flags & TEXT_TO_HTML_PRE)
- out += sprintf (out, "<PRE>\n");
-
- while (*cur) {
- if (isalpha (*cur) && (flags & TEXT_TO_HTML_CONVERT_URLS)) {
- char *tmpurl = NULL, *refurl, *dispurl;
-
- if (!strncasecmp (cur, "http://", 7) ||
- !strncasecmp (cur, "https://", 8) ||
- !strncasecmp (cur, "ftp://", 6) ||
- !strncasecmp (cur, "nntp://", 7) ||
- !strncasecmp (cur, "mailto:", 7) ||
- !strncasecmp (cur, "news:", 5)) {
- tmpurl = url_extract (&cur, TRUE);
- if (tmpurl) {
- refurl = text_to_html (tmpurl, 0);
- dispurl = g_strdup (refurl);
- }
- } else if (!strncasecmp (cur, "www.", 4) &&
- isalnum (*(cur + 4))) {
- tmpurl = url_extract (&cur, FALSE);
- dispurl = text_to_html (tmpurl, 0);
- refurl = g_strdup_printf ("http://%s",
- dispurl);
- }
-
- if (tmpurl) {
- out = check_size (&buffer, &buffer_size, out,
- strlen (refurl) +
- strlen (dispurl) + 15);
- out += sprintf (out,
- "<a href=\"%s\">%s</a>",
- refurl, dispurl);
- g_free (tmpurl);
- g_free (refurl);
- g_free (dispurl);
- }
- }
-
- /* Skip until we need to care. */
- end = cur;
- while (!tth_interesting[*end] ||
- (tth_interesting[*end] == TTH_PUNCTUATION &&
- !(flags & TEXT_TO_HTML_CONVERT_URLS)))
- end++;
-
- out = check_size (&buffer, &buffer_size, out,
- end - cur + 10);
- memcpy (out, cur, end - cur);
- out += end - cur;
-
- if (!*end)
- break;
- cur = end;
-
- switch (*cur) {
- case '<':
- strcpy (out, "&lt;");
- out += 4;
- break;
-
- case '>':
- strcpy (out, "&gt;");
- out += 4;
- break;
-
- case '&':
- strcpy (out, "&amp;");
- out += 5;
- break;
-
- case '"':
- strcpy (out, "&quot;");
- out += 6;
- break;
-
- case '\n':
- *out++ = *cur;
- if (flags & TEXT_TO_HTML_CONVERT_NL) {
- strcpy (out, "<br>");
- out += 4;
- }
- break;
-
- case ' ':
- if (flags & TEXT_TO_HTML_CONVERT_SPACES) {
- if (cur == input || *(cur + 1) == ' ') {
- strcpy (out, "&nbsp;");
- out += 6;
- break;
- }
- }
- /* otherwise, FALL THROUGH */
-
- default:
- if ((*cur >= 0x20 && *cur < 0x80) ||
- (*cur == '\r' || *cur == '\t')) {
- /* Default case, just copy. */
- *out++ = *cur;
- } else
- out += g_snprintf(out, 9, "&#%d;", *cur);
- break;
- }
-
- cur++;
- }
-
- out = check_size (&buffer, &buffer_size, out, 7);
- if (flags & TEXT_TO_HTML_PRE)
- strcpy (out, "</PRE>");
- else
- *out = '\0';
-
- return buffer;
-}
-
static void
write_field_to_stream (const char *description, const char *value,
gboolean bold, GtkHTML *html,
@@ -545,8 +350,9 @@ write_field_to_stream (const char *description, const char *value,
if (value) {
unsigned char *p;
- encoded_value = text_to_html (value, TEXT_TO_HTML_CONVERT_NL |
- TEXT_TO_HTML_CONVERT_URLS);
+ encoded_value = e_text_to_html (value,
+ E_TEXT_TO_HTML_CONVERT_NL |
+ E_TEXT_TO_HTML_CONVERT_URLS);
for (p = (unsigned char *)encoded_value; *p; p++) {
if (!isprint (*p))
*p = '?';
@@ -686,8 +492,8 @@ handle_text_plain (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
text = get_data_wrapper_text (wrapper);
if (text && *text) {
- htmltext = text_to_html (text, TEXT_TO_HTML_CONVERT_URLS);
- mail_html_write (html, stream, htmltext);
+ htmltext = e_text_to_html (text, E_TEXT_TO_HTML_CONVERT_URLS);
+ mail_html_write (html, stream, "%s", htmltext);
g_free (htmltext);
} else
mail_html_write (html, stream, "<b>(empty)</b>");
@@ -753,10 +559,10 @@ handle_text_plain_flowed (CamelMimePart *part, CamelMimeMessage *root,
p++;
/* replace '<' with '&lt;', etc. */
- text = text_to_html (p, TEXT_TO_HTML_CONVERT_SPACES |
- TEXT_TO_HTML_CONVERT_URLS);
+ text = e_text_to_html (p, E_TEXT_TO_HTML_CONVERT_SPACES |
+ E_TEXT_TO_HTML_CONVERT_URLS);
if (text && *text)
- mail_html_write (html, stream, text);
+ mail_html_write (html, stream, "%s", text);
g_free (text);
len = strlen (p);
@@ -887,8 +693,10 @@ handle_text_enriched (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
match = g_hash_table_lookup (translations,
copy);
g_free (copy);
- if (match)
- mail_html_write (html, stream, match);
+ if (match) {
+ mail_html_write (html, stream, "%s",
+ match);
+ }
}
p = strchr (p, '>');
@@ -1409,8 +1217,8 @@ mail_generate_reply (CamelMimeMessage *message, gboolean to_all)
}
/* Now convert that to HTML. */
- repl_text = text_to_html (quoted_text,
- TEXT_TO_HTML_PRE);
+ repl_text = e_text_to_html (quoted_text,
+ E_TEXT_TO_HTML_PRE);
g_free (quoted_text);
}
e_msg_composer_set_body_text (composer, repl_text);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 21:30:26 +0800