mirror of
https://github.com/MopriaAlliance/CUPS-for-Android.git
synced 2025-08-03 19:04:37 +08:00
532 lines
14 KiB
C
532 lines
14 KiB
C
/*
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* Destination localization support for CUPS.
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*
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* Copyright 2012-2014 by Apple Inc.
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*
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* These coded instructions, statements, and computer programs are the
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* property of Apple Inc. and are protected by Federal copyright
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* law. Distribution and use rights are outlined in the file "LICENSE.txt"
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* which should have been included with this file. If this file is
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* file is missing or damaged, see the license at "http://www.cups.org/".
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*
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* This file is subject to the Apple OS-Developed Software exception.
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*/
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/*
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* Include necessary headers...
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*/
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#include "cups-private.h"
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/*
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* Local functions...
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*/
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static void cups_create_localizations(http_t *http, cups_dinfo_t *dinfo);
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static int cups_read_strings(cups_file_t *fp, char *buffer, size_t bufsize,
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char **id, char **str);
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static char *cups_scan_strings(char *buffer);
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/*
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* 'cupsLocalizeDestMedia()' - Get the localized string for a destination media
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* size.
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*
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* The returned string is stored in the destination information and will become
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* invalid if the destination information is deleted.
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*
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* @since CUPS 2.0/macOS 10.10@
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*/
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const char * /* O - Localized string */
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cupsLocalizeDestMedia(
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http_t *http, /* I - Connection to destination */
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cups_dest_t *dest, /* I - Destination */
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cups_dinfo_t *dinfo, /* I - Destination information */
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unsigned flags, /* I - Media flags */
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cups_size_t *size) /* I - Media size */
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{
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cups_lang_t *lang; /* Standard localizations */
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_cups_message_t key, /* Search key */
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*match; /* Matching entry */
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pwg_media_t *pwg; /* PWG media information */
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cups_array_t *db; /* Media database */
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_cups_media_db_t *mdb; /* Media database entry */
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char name[1024], /* Size name */
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temp[256]; /* Temporary string */
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const char *lsize, /* Localized media size */
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*lsource, /* Localized media source */
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*ltype; /* Localized media type */
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/*
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* Range check input...
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*/
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if (!http || !dest || !dinfo || !size)
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{
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_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
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return (NULL);
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}
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/*
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* See if the localization is cached...
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*/
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if (!dinfo->localizations)
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cups_create_localizations(http, dinfo);
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key.id = size->media;
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if ((match = (_cups_message_t *)cupsArrayFind(dinfo->localizations, &key)) != NULL)
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return (match->str);
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/*
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* If not, get the localized size, source, and type strings...
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*/
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lang = cupsLangDefault();
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pwg = pwgMediaForSize(size->width, size->length);
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if (pwg->ppd)
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lsize = _cupsLangString(lang, pwg->ppd);
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else
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lsize = NULL;
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if (!lsize)
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{
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if ((size->width % 635) == 0 && (size->length % 635) == 0)
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{
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/*
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* Use inches since the size is a multiple of 1/4 inch.
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*/
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snprintf(temp, sizeof(temp), _cupsLangString(lang, _("%g x %g")), size->width / 2540.0, size->length / 2540.0);
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}
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else
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{
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/*
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* Use millimeters since the size is not a multiple of 1/4 inch.
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*/
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snprintf(temp, sizeof(temp), _cupsLangString(lang, _("%d x %d mm")), (size->width + 50) / 100, (size->length + 50) / 100);
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}
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lsize = temp;
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}
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if (flags & CUPS_MEDIA_FLAGS_READY)
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db = dinfo->ready_db;
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else
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db = dinfo->media_db;
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DEBUG_printf(("1cupsLocalizeDestMedia: size->media=\"%s\"", size->media));
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for (mdb = (_cups_media_db_t *)cupsArrayFirst(db); mdb; mdb = (_cups_media_db_t *)cupsArrayNext(db))
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{
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if (mdb->key && !strcmp(mdb->key, size->media))
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break;
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else if (mdb->size_name && !strcmp(mdb->size_name, size->media))
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break;
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}
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if (!mdb)
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{
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for (mdb = (_cups_media_db_t *)cupsArrayFirst(db); mdb; mdb = (_cups_media_db_t *)cupsArrayNext(db))
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{
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if (mdb->width == size->width && mdb->length == size->length && mdb->bottom == size->bottom && mdb->left == size->left && mdb->right == size->right && mdb->top == size->top)
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break;
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}
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}
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if (mdb)
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{
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DEBUG_printf(("1cupsLocalizeDestMedia: MATCH mdb%p [key=\"%s\" size_name=\"%s\" source=\"%s\" type=\"%s\" width=%d length=%d B%d L%d R%d T%d]", (void *)mdb, mdb->key, mdb->size_name, mdb->source, mdb->type, mdb->width, mdb->length, mdb->bottom, mdb->left, mdb->right, mdb->top));
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lsource = cupsLocalizeDestValue(http, dest, dinfo, "media-source", mdb->source);
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ltype = cupsLocalizeDestValue(http, dest, dinfo, "media-type", mdb->type);
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}
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else
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{
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lsource = NULL;
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ltype = NULL;
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}
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if (!lsource && !ltype)
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{
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if (size->bottom || size->left || size->right || size->top)
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (Borderless)")), lsize);
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else
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strlcpy(name, lsize, sizeof(name));
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}
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else if (!lsource)
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{
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if (size->bottom || size->left || size->right || size->top)
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (Borderless, %s)")), lsize, ltype);
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else
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (%s)")), lsize, ltype);
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}
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else if (!ltype)
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{
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if (size->bottom || size->left || size->right || size->top)
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (Borderless, %s)")), lsize, lsource);
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else
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (%s)")), lsize, lsource);
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}
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else
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{
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if (size->bottom || size->left || size->right || size->top)
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (Borderless, %s, %s)")), lsize, ltype, lsource);
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else
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snprintf(name, sizeof(name), _cupsLangString(lang, _("%s (%s, %s)")), lsize, ltype, lsource);
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}
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if ((match = (_cups_message_t *)calloc(1, sizeof(_cups_message_t))) == NULL)
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return (NULL);
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match->id = strdup(size->media);
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match->str = strdup(name);
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cupsArrayAdd(dinfo->localizations, match);
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return (match->str);
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}
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/*
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* 'cupsLocalizeDestOption()' - Get the localized string for a destination
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* option.
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*
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* The returned string is stored in the destination information and will become
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* invalid if the destination information is deleted.
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*
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* @since CUPS 1.6/macOS 10.8@
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*/
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const char * /* O - Localized string */
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cupsLocalizeDestOption(
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http_t *http, /* I - Connection to destination */
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cups_dest_t *dest, /* I - Destination */
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cups_dinfo_t *dinfo, /* I - Destination information */
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const char *option) /* I - Option to localize */
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{
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_cups_message_t key, /* Search key */
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*match; /* Matching entry */
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if (!http || !dest || !dinfo)
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return (option);
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if (!dinfo->localizations)
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cups_create_localizations(http, dinfo);
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if (cupsArrayCount(dinfo->localizations) == 0)
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return (option);
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key.id = (char *)option;
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if ((match = (_cups_message_t *)cupsArrayFind(dinfo->localizations,
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&key)) != NULL)
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return (match->str);
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else
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return (option);
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}
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/*
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* 'cupsLocalizeDestValue()' - Get the localized string for a destination
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* option+value pair.
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*
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* The returned string is stored in the destination information and will become
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* invalid if the destination information is deleted.
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*
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* @since CUPS 1.6/macOS 10.8@
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*/
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const char * /* O - Localized string */
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cupsLocalizeDestValue(
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http_t *http, /* I - Connection to destination */
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cups_dest_t *dest, /* I - Destination */
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cups_dinfo_t *dinfo, /* I - Destination information */
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const char *option, /* I - Option to localize */
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const char *value) /* I - Value to localize */
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{
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_cups_message_t key, /* Search key */
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*match; /* Matching entry */
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char pair[256]; /* option.value pair */
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if (!http || !dest || !dinfo)
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return (value);
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if (!dinfo->localizations)
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cups_create_localizations(http, dinfo);
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if (cupsArrayCount(dinfo->localizations) == 0)
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return (value);
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snprintf(pair, sizeof(pair), "%s.%s", option, value);
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key.id = pair;
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if ((match = (_cups_message_t *)cupsArrayFind(dinfo->localizations,
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&key)) != NULL)
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return (match->str);
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else
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return (value);
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}
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/*
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* 'cups_create_localizations()' - Create the localizations array for a
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* destination.
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*/
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static void
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cups_create_localizations(
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http_t *http, /* I - Connection to destination */
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cups_dinfo_t *dinfo) /* I - Destination informations */
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{
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http_t *http2; /* Connection for strings file */
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http_status_t status; /* Request status */
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ipp_attribute_t *attr; /* "printer-strings-uri" attribute */
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char scheme[32], /* URI scheme */
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userpass[256], /* Username/password info */
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hostname[256], /* Hostname */
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resource[1024], /* Resource */
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http_hostname[256],
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/* Hostname of connection */
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tempfile[1024]; /* Temporary filename */
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int port; /* Port number */
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http_encryption_t encryption; /* Encryption to use */
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cups_file_t *temp; /* Temporary file */
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/*
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* Create an empty message catalog...
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*/
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dinfo->localizations = _cupsMessageNew(NULL);
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/*
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* See if there are any localizations...
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*/
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if ((attr = ippFindAttribute(dinfo->attrs, "printer-strings-uri",
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IPP_TAG_URI)) == NULL)
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{
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/*
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* Nope...
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*/
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DEBUG_puts("4cups_create_localizations: No printer-strings-uri (uri) "
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"value.");
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return; /* Nope */
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}
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/*
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* Pull apart the URI and determine whether we need to try a different
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* server...
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*/
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if (httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[0].string.text,
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scheme, sizeof(scheme), userpass, sizeof(userpass),
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hostname, sizeof(hostname), &port, resource,
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sizeof(resource)) < HTTP_URI_STATUS_OK)
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{
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DEBUG_printf(("4cups_create_localizations: Bad printer-strings-uri value "
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"\"%s\".", attr->values[0].string.text));
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return;
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}
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httpGetHostname(http, http_hostname, sizeof(http_hostname));
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if (!_cups_strcasecmp(http_hostname, hostname) &&
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port == httpAddrPort(http->hostaddr))
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{
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/*
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* Use the same connection...
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*/
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http2 = http;
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}
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else
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{
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/*
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* Connect to the alternate host...
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*/
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if (!strcmp(scheme, "https"))
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encryption = HTTP_ENCRYPTION_ALWAYS;
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else
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encryption = HTTP_ENCRYPTION_IF_REQUESTED;
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if ((http2 = httpConnect2(hostname, port, NULL, AF_UNSPEC, encryption, 1,
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30000, NULL)) == NULL)
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{
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DEBUG_printf(("4cups_create_localizations: Unable to connect to "
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"%s:%d: %s", hostname, port, cupsLastErrorString()));
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return;
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}
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}
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/*
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* Get a temporary file...
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*/
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if ((temp = cupsTempFile2(tempfile, sizeof(tempfile))) == NULL)
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{
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DEBUG_printf(("4cups_create_localizations: Unable to create temporary "
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"file: %s", cupsLastErrorString()));
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if (http2 != http)
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httpClose(http2);
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return;
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}
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status = cupsGetFd(http2, resource, cupsFileNumber(temp));
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DEBUG_printf(("4cups_create_localizations: GET %s = %s", resource,
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httpStatus(status)));
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if (status == HTTP_STATUS_OK)
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{
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/*
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* Got the file, read it...
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*/
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char buffer[8192], /* Message buffer */
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*id, /* ID string */
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*str; /* Translated message */
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_cups_message_t *m; /* Current message */
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lseek(cupsFileNumber(temp), 0, SEEK_SET);
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while (cups_read_strings(temp, buffer, sizeof(buffer), &id, &str))
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{
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if ((m = malloc(sizeof(_cups_message_t))) == NULL)
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break;
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m->id = strdup(id);
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m->str = strdup(str);
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if (m->id && m->str)
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cupsArrayAdd(dinfo->localizations, m);
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else
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{
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if (m->id)
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free(m->id);
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if (m->str)
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free(m->str);
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free(m);
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break;
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}
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}
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}
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DEBUG_printf(("4cups_create_localizations: %d messages loaded.",
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cupsArrayCount(dinfo->localizations)));
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/*
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* Cleanup...
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*/
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unlink(tempfile);
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cupsFileClose(temp);
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if (http2 != http)
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httpClose(http2);
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}
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/*
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* 'cups_read_strings()' - Read a pair of strings from a .strings file.
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*/
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static int /* O - 1 on success, 0 on failure */
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cups_read_strings(cups_file_t *strings, /* I - .strings file */
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char *buffer, /* I - Line buffer */
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size_t bufsize, /* I - Size of line buffer */
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char **id, /* O - Pointer to ID string */
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char **str) /* O - Pointer to translation string */
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{
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char *bufptr; /* Pointer into buffer */
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while (cupsFileGets(strings, buffer, bufsize))
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{
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if (buffer[0] != '\"')
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continue;
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*id = buffer + 1;
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bufptr = cups_scan_strings(buffer);
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if (*bufptr != '\"')
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continue;
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*bufptr++ = '\0';
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while (*bufptr && *bufptr != '\"')
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bufptr ++;
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if (!*bufptr)
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continue;
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*str = bufptr + 1;
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bufptr = cups_scan_strings(bufptr);
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if (*bufptr != '\"')
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continue;
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*bufptr = '\0';
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return (1);
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}
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return (0);
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}
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/*
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* 'cups_scan_strings()' - Scan a quoted string.
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*/
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static char * /* O - End of string */
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cups_scan_strings(char *buffer) /* I - Start of string */
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{
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char *bufptr; /* Pointer into string */
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for (bufptr = buffer + 1; *bufptr && *bufptr != '\"'; bufptr ++)
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{
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if (*bufptr == '\\')
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{
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if (bufptr[1] >= '0' && bufptr[1] <= '3' &&
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bufptr[2] >= '0' && bufptr[2] <= '7' &&
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bufptr[3] >= '0' && bufptr[3] <= '7')
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{
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/*
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* Decode \nnn octal escape...
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*/
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*bufptr = (char)(((((bufptr[1] - '0') << 3) | (bufptr[2] - '0')) << 3) | (bufptr[3] - '0'));
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_cups_strcpy(bufptr + 1, bufptr + 4);
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}
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else
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{
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/*
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* Decode \C escape...
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*/
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_cups_strcpy(bufptr, bufptr + 1);
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if (*bufptr == 'n')
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*bufptr = '\n';
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else if (*bufptr == 'r')
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*bufptr = '\r';
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else if (*bufptr == 't')
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*bufptr = '\t';
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}
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}
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}
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return (bufptr);
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}
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