1 /* Copyright (c) 2006, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * * Neither the name of the Nokia Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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31 /* modest-text-utils.h */
33 #ifndef __MODEST_TEXT_UTILS_H__
34 #define __MODEST_TEXT_UTILS_H__
41 #define _FM(str) dgettext("hildon-fm",str)
42 #define _CS(str) dgettext("hildon-common-strings",str)
43 #define _HL(str) dgettext("hildon-libs",str)
44 #define _MD(str) dgettext("maemo-af-desktop",str)
45 #define _AB(str) dgettext("osso-addressbook",str)
46 #define _KR(str) dgettext("ke-recv",str)
48 /* Forbidden char arrays */
49 extern const gchar account_title_forbidden_chars[];
50 extern const gchar folder_name_forbidden_chars[];
51 extern const gchar user_name_forbidden_chars[];
52 extern const guint ACCOUNT_TITLE_FORBIDDEN_CHARS_LENGTH;
53 extern const guint FOLDER_NAME_FORBIDDEN_CHARS_LENGTH;
54 extern const guint USER_NAME_FORBIDDEN_CHARS_LENGTH;
56 /* It includes a white space as RFC 3676 Section 4.3 about usenet
57 message signatures defines */
58 #define MODEST_TEXT_UTILS_SIGNATURE_MARKER "-- "
61 * modest_text_utils_derived_subject:
62 * @subject: a string which contains the original subject
63 * @prefix: the prefix for the new subject (such as 'Re:' or 'Fwd:'),
66 * create a 'derived' subject line for eg. replies and forwards
68 * Returns: a newly allocated string containing the resulting subject
69 * subject == NULL, then @prefix " " will be returned
71 gchar* modest_text_utils_derived_subject (const gchar *subject,
76 * modest_text_utils_quote:
77 * @text: a non-NULL string which contains the message to quote
78 * @from: a non-NULL sender of the original message
79 * @content_type: the non-NULL content type for the quoting, e.g. "text/html"
80 * @signature: NULL or the signature to add
81 * @sent_date: sent date/time of the original message
82 * @attachments: a #GList of the attachments
83 * @limit: specifies the maximum characters per line in the quoted text
85 * quote an existing message
87 * Returns: a newly allocated string containing the quoted message
89 gchar* modest_text_utils_quote (const gchar *text,
90 const gchar *content_type,
91 const gchar *signature,
93 const time_t sent_date,
99 * modest_text_utils_cited_text:
100 * @from: sender of the message
101 * @sent_date: the sent date of the original message
102 * @text: the text of the original message
104 * cite the text in a message
106 * Returns: a newly allocated string containing the cited text
108 gchar* modest_text_utils_cite (const gchar *text,
109 const gchar *content_type,
110 const gchar *signature,
115 * modest_text_utils_inlined_text
116 * @from: the non-NULL sender of the original message
117 * @sent_date: sent date/time of the original message
122 * creates a new string with the "Original message" text prepended to
123 * the text passed as argument and some data of the header
125 * Returns: a newly allocated string containing the quoted message
127 gchar* modest_text_utils_inline (const gchar *text,
128 const gchar *content_type,
129 const gchar *signature,
133 const gchar *subject);
136 * modest_text_utils_remove_address
137 * @address_list: non-NULL string with a comma-separated list of email addresses
138 * @address: an specific e-mail address
140 * remove a specific address from a list of email addresses; if @address
141 * is NULL, returns an unchanged (but newly allocated) @address_list
143 * Returns: a newly allocated string containing the new list, or NULL
144 * in case of error or the original @address_list was NULL
146 gchar* modest_text_utils_remove_address (const gchar *address_list,
147 const gchar *address);
151 * modest_text_utils_remove_duplicate_addresses
152 * @address_list: non-NULL string with a comma-separated list of email addresses
154 * remove duplicate addresses from a list of email addresses
156 * Returns: a newly allocated string containing the new list, or NULL
157 * in case of error or the original @address_list was NULL
159 gchar* modest_text_utils_remove_duplicate_addresses (const gchar *address_list);
163 * modest_text_utils_address_range_at_position:
164 * @address_list: non-NULL utf8 string containing a list of addresses
166 * @start: a gint pointer
167 * @end: a gint pointer
169 * Finds the start and end positions of the address at @position,
170 * in @recipients_list, a list of addresses in the format of a
171 * recipient list in email. It stores the results in @start and
174 void modest_text_utils_address_range_at_position (const gchar *recipients_list,
180 * modest_text_utils_hyperlinkify_begin:
182 * begin a linkify block, compiling the caches to be reused. Use it in mainloop.
184 void modest_text_utils_hyperlinkify_begin (void);
187 * modest_text_utils_hyperlinkify_end:
189 * end a linkify block, freeing the caches to be reused. Use it in mainloop.
191 void modest_text_utils_hyperlinkify_end (void);
194 * modest_text_utils_convert_to_html:
197 * convert plain text (utf8) into html
199 * Returns: a newly allocated string containing the html
201 gchar* modest_text_utils_convert_to_html (const gchar *txt);
204 * modest_text_utils_convert_to_html_body:
207 * convert plain text (utf8) into html without adding html headers.
209 * Returns: a newly allocated string containing the html
211 gchar* modest_text_utils_convert_to_html_body (const gchar *data, gssize n, gboolean hyperlinkify);
215 * modest_text_utils_strftime:
221 * this is just an alias for strftime(3), so we can use that without
222 * getting warning from gcc
224 * Returns: a formatted string of max length @max in @s
226 size_t modest_text_utils_strftime(char *s, size_t max, const char *fmt, time_t timet);
229 * modest_text_utils_hyperlinkify:
230 * @string_buffer: buffer where we replace uri strings with links
232 * Replace uri's with links in the buffer. This is required that the document
233 * do not contain linkified links already.
235 void modest_text_utils_hyperlinkify (GString *string_buffer);
238 * modest_text_utils_get_display_address:
239 * @address: original address (UTF8 string)
241 * make a 'display address' from an address:
242 * "Foo Bar <foo@bar.cx>" --> "Foo Bar"
243 * ie. removes "<...>" parts
244 * the change is in-place; removes leading whitespace
246 * NOTE: for optimization reasons, this function changes @address
249 void modest_text_utils_get_display_address (gchar *address);
252 * modest_text_utils_get_display_addresses:
253 * @addresses: a list of comma-separated addresses
255 * Transforms a list of email addresses in a list of recipients,
256 * replacing each plain email address by the correspondent display
259 * Returns: a newly allocated string, that must be freed by the caller
261 gchar *modest_text_utils_get_display_addresses (const gchar *addresses);
265 * modest_text_utils_get_email_address:
266 * @full_address: original address (UTF8 string)
268 * make a 'foo@bar.cx' from an address:
269 * "Foo Bar <foo@bar.cx> (Bla)" --> "foo@bar.cx"
270 * If no "<...>" is found, then it returns the full
273 * Returns: a newly allocated string with the copy.
275 * NULL in case of error or if address == NULL
277 gchar* modest_text_utils_get_email_address (const gchar *email_address);
281 * modest_text_utils_get_subject_prefix_len:
282 * @subject: original subject (UTF8 string)
284 * determine the length of the "Re:/RE:/Fwd:" prefix in an e-mail address
286 * Returns: the length of the prefix, or 0 if there is none
288 gint modest_text_utils_get_subject_prefix_len (const gchar *subject);
292 * modest_text_utils_utf8_strcmp:
293 * @s1: the first string
294 * @s2: the second string
295 * @insensitive: should the comparison be case-insensitive?
297 * a strcmp that is NULL-safe, can deal with UTF8 and case-insensitive comparison
299 * Returns: an integer less than, equal to, or greater than zero if s1 is found,
300 * respectively, to be less than, to match, or be greater than s2.
302 gint modest_text_utils_utf8_strcmp (const gchar* s1, const gchar *s2, gboolean insensitive);
307 * modest_text_utils_get_display_date:
308 * @date: the date to display
310 * get a string representation for a date.
312 * Returns: the new display date, as a *static* string.
313 * This string should not be modified, and will change
314 * upon recalling this function. g_strdup it if you to
318 const gchar* modest_text_utils_get_display_date (time_t date);
322 * modest_text_utils_get_display_size:
323 * @size: size in bytes
325 * get a string representation for a size in bytes.
327 * Returns: the newly allocated display string for the
328 * size in bytes. must be freed.
330 gchar * modest_text_utils_get_display_size (guint64 size);
335 * modest_text_utils_validate_domain_name:
336 * @email_address: a NULL-terminated string
338 * validates the domain name passed as argument
340 * Returns: TRUE if the domain name is valid, FALSE otherwise
342 gboolean modest_text_utils_validate_domain_name (const gchar *domain);
345 * modest_text_utils_validate_email_address:
346 * @email_address: a string
347 * @invalid_char_position: pointer to the position of the invalid
348 * character in case validation failed because of this, or %NULL.
350 * validates the email address passed as argument
352 * Returns: TRUE if the address is valid, FALSE otherwise
354 gboolean modest_text_utils_validate_email_address (const gchar *email_address,
355 const gchar **invalid_char_position);
359 * modest_text_utils_validate_folder_name:
360 * @folder_name: a string
362 * validates the folder name passed as argument. a 'valid folder name'
363 * is a name which should be valid on both Unix and Windows file systems.
364 * of course, this might be stricter than strictly needed in some cases,
365 * but it's better to err on the safe side.
367 * Returns: TRUE if the folder name is valid, FALSE otherwise
369 gboolean modest_text_utils_validate_folder_name (const gchar *folder_name);
372 * modest_text_utils_validate_recipient:
373 * @recipient: a string
374 * @invalid_char_position: pointer to the position of the invalid char,
375 * if validation failed because there's an invalid char there, or %NULL.
377 * validates @recipient as a valid recipient field for header.
378 * It's different from modest_text_utils_validate_email_address()
379 * as it validates a whole recipient, and not only the part between
380 * the < and > symbols.
382 * Returns: %TRUE if the recipient is valid, FALSE otherwise
384 gboolean modest_text_utils_validate_recipient (const gchar *recipient,
385 const gchar **invalid_char_position);
388 * modest_text_utils_split_addresses_list:
389 * @addresses: a string
391 * obtains a GSList of addresses from a string of addresses
392 * in the format understood by email protocols
394 * Returns: a newly allocated GSList of strings
396 GSList *modest_text_utils_split_addresses_list (const gchar *addresses);
400 * modest_text_utils_get_addresses_indexes:
401 * @addresses: a string
402 * @start_indexes: a #GSList pointer
403 * @end_indexes: a #GSList pointer
405 * obtains two #GSList of @addresses with the range offsets of the addresses in
408 * Returns: a GSList of strings
410 void modest_text_utils_get_addresses_indexes (const gchar *addresses, GSList **start_indexes, GSList **end_indexes);
413 * modest_text_utils_address_with_standard_length:
414 * @recipients_list: a string
416 * obtains the list of recipients, but making sure that lines are not longer than 1000 chars
418 * Returns: a newly allocated string
420 gchar * modest_text_utils_address_with_standard_length (const gchar *recipients_list);
423 * modest_text_utils_get_color_string:
424 * @color: a #GdkColor
426 * Obtains a proper markup string for @color, in the format used
429 * Returns: a newly allocated string
431 gchar * modest_text_utils_get_color_string (GdkColor *color);
434 * modest_text_utils_text_buffer_get_text:
435 * @buffer: a #GtkTextBuffer
437 * Obtains the contents of a @buffer in a string, replacing image
438 * pixbufs with blank spaces.
440 * Returns: a newly allocated UTF-8 string
442 gchar * modest_text_utils_text_buffer_get_text (GtkTextBuffer *buffer);
445 ACCOUNT_TITLE_FORBIDDEN_CHARS,
446 FOLDER_NAME_FORBIDDEN_CHARS,
447 USER_NAME_FORBIDDEN_NAMES,
448 } ModestTextUtilsForbiddenCharType;
451 * modest_text_utils_label_get_selection:
452 * @label: a #GtkLabel
454 * Obtain the current selection of @label
456 * Returns: a string with current selection, or %NULL if no selection in @label
458 gchar * modest_text_utils_label_get_selection (GtkLabel *label);
461 * modest_text_utils_is_forbidden_char:
462 * @character: some character
463 * @type: the type of forbidden char (see #ModestTextUtilsForbiddenCharType)
465 * check whether the given character is 'forbidden'
467 * Returns: TRUE if it's forbidden, FALSE otherwise
469 gboolean modest_text_utils_is_forbidden_char (const gchar character,
470 ModestTextUtilsForbiddenCharType type);
473 * modest_text_utils_buffer_selection_is_valid:
474 * @buffer: a #GtkTextBuffer
476 * Checks if @buffer contains a valid selection for cut/copy. This means it's
477 * not empty, and no images are in the selection.
479 * Returns: %TRUE if there's a valid selection, false otherwise.
481 gboolean modest_text_utils_buffer_selection_is_valid (GtkTextBuffer *buffer);
484 * modest_text_utils_escape_mnemonics:
487 * obtains the representation of text, but escaping mnemonics (we duplicate _)
489 * Returns: a newly allocated string
491 gchar *modest_text_utils_escape_mnemonics (const gchar *text);
494 * modest_text_utils_simplify_recipients:
495 * @recipients: a list of recipients
497 * returns a list of simplified recipients:
498 * * a@b <a@b> converted to a@b
499 * * NULL converted to ""
501 * It's mainly intended for printing in screen addresses, but it can
502 * also be used for reply/forward.
504 gchar *modest_text_utils_simplify_recipients (const gchar *recipient);
507 * modest_text_utils_remove_duplicate_addresses_list
508 * @address_list: non-NULL #GSList of email addresses
510 * remove duplicate addresses from a list of email addresses
512 * Returns: a list without the duplicate addresses or NULL in case of
513 * error or the original @address_list was NULL
515 GSList *modest_text_utils_remove_duplicate_addresses_list (GSList *address_list);
518 * modest_text_utils_get_secure_header:
519 * @value: the value of a mail header
520 * @header: the header that we're evaluating
522 * This function returns the secure value for a header. Basically it
523 * avoids DoS attacks caused by specially malformed headers like for
524 * example. From:From:From...From: some@mail.com
526 * Returns: returns the secured header
528 gchar * modest_text_utils_get_secure_header (const gchar *value, const gchar *header);
531 * modest_text_utils_quote_names:
532 * @recipients: a list of valid email addresses separated by ',' or ';'
534 * This function quotes the name part of an email address if it's not
535 * quoted and if it exists. For example
536 * aaa@bbb.com -> aaa@bbb.com
537 * "my name" <aaa@bbb.com> -> "my name" <aaa@bbb.com>
538 * my name aaa@bbb.com -> "my name" aaa@bbb.com
540 * It even supports things like
541 * my, name <aaa@bbb.com>, aaa@ccc.com -> "my, name" <aaa@bbb.com>; aaa@ccc.com
543 * Returns: a newly allocated string with the quoted email addresses
545 gchar * modest_text_utils_quote_names (const gchar *recipients);
547 #endif /* __MODEST_TEXT_UTILS_H__ */