/* PSPP - a program for statistical analysis.
- Copyright (C) 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 2011, 2012, 2013, 2016 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "libpspp/message.h"
#include "libpspp/misc.h"
+#include "libpspp/assertion.h"
#include "data/data-in.h"
+#include "gl/c-strtod.h"
#include "gl/minmax.h"
#include "gettext.h"
#if !ODF_READ_SUPPORT
-struct casereader *
-ods_open_reader (const struct spreadsheet_read_info *gri, struct spreadsheet_read_options *opts,
- struct dictionary **dict)
+struct spreadsheet *
+ods_probe (const char *filename, bool report_errors)
+{
+ if (report_errors)
+ msg (ME, _("Support for %s files was not compiled into this installation of PSPP"), "OpenDocument");
+
+ return NULL;
+}
+
+const char *
+ods_get_sheet_name (struct spreadsheet *s, int n)
{
- msg (ME, _("Support for %s files was not compiled into this installation of PSPP"), "OpenDocument");
+ return NULL;
+}
+char *
+ods_get_sheet_range (struct spreadsheet *s, int n)
+{
return NULL;
}
+struct casereader *
+ods_make_reader (struct spreadsheet *spreadsheet,
+ const struct spreadsheet_read_options *opts)
+{
+ return NULL;
+}
+
+
+void
+ods_unref (struct spreadsheet *r)
+{
+}
+
#else
#include "libpspp/zip-reader.h"
#include "gl/xalloc.h"
static void ods_file_casereader_destroy (struct casereader *, void *);
-
static struct ccase *ods_file_casereader_read (struct casereader *, void *);
+
static const struct casereader_class ods_file_casereader_class =
{
ods_file_casereader_read,
NULL,
};
+struct sheet_detail
+{
+ /* The name of the sheet (utf8 encoding) */
+ char *name;
+
+ int start_col;
+ int stop_col;
+ int start_row;
+ int stop_row;
+};
+
+
enum reader_state
{
STATE_INIT = 0, /* Initial state */
STATE_CELL_CONTENT /* Found a the text within a cell */
};
-struct ods_reader
+struct state_data
{
- struct spreadsheet spreadsheet;
-
xmlTextReaderPtr xtr;
-
+ int node_type;
enum reader_state state;
- bool sheet_found;
int row;
int col;
- int node_type;
- int sheet_index;
+ int current_sheet;
+ xmlChar *current_sheet_name;
+
+ int col_span;
+};
+
+static void
+state_data_destroy (struct state_data *sd)
+{
+ xmlFree (sd->current_sheet_name);
+ sd->current_sheet_name = NULL;
+
+ xmlFreeTextReader (sd->xtr);
+ sd->xtr = NULL;
+}
+
+struct ods_reader
+{
+ struct spreadsheet spreadsheet;
+ struct zip_reader *zreader;
- const xmlChar *target_sheet;
int target_sheet_index;
+ xmlChar *target_sheet_name;
+
+ /* State data for the meta data */
+ struct state_data msd;
+
+ /* State data for the reader */
+ struct state_data rsd;
int start_row;
int start_col;
int stop_row;
int stop_col;
+ struct sheet_detail *sheets;
+ int n_allocated_sheets;
+
struct caseproto *proto;
struct dictionary *dict;
struct ccase *first_case;
bool read_names;
struct string ods_errs;
- int span;
+
+ struct string zip_errs;
};
-static void process_node (struct ods_reader *r);
+void
+ods_unref (struct spreadsheet *s)
+{
+ struct ods_reader *r = (struct ods_reader *) s;
+
+ if (--s->ref_cnt == 0)
+ {
+ int i;
+
+ state_data_destroy (&r->msd);
+ for (i = 0; i < r->n_allocated_sheets; ++i)
+ {
+ xmlFree (r->sheets[i].name);
+ }
+
+ dict_destroy (r->dict);
+
+ zip_reader_destroy (r->zreader);
+ free (r->sheets);
+ free (s->file_name);
+ free (r);
+ }
+}
+
+
+
+static bool
+reading_target_sheet (const struct ods_reader *r, const struct state_data *msd)
+{
+ if (r->target_sheet_name != NULL)
+ {
+ if ( 0 == xmlStrcmp (r->target_sheet_name, msd->current_sheet_name))
+ return true;
+ }
+
+ if (r->target_sheet_index == msd->current_sheet + 1)
+ return true;
+
+ return false;
+}
+
+
+static void process_node (struct ods_reader *or, struct state_data *r);
+
+
+const char *
+ods_get_sheet_name (struct spreadsheet *s, int n)
+{
+ struct ods_reader *r = (struct ods_reader *) s;
+ struct state_data *or = &r->msd;
+
+ assert (n < s->n_sheets);
+
+ while (
+ (r->n_allocated_sheets <= n)
+ || or->state != STATE_SPREADSHEET
+ )
+ {
+ int ret = xmlTextReaderRead (or->xtr);
+ if ( ret != 1)
+ break;
+
+ process_node (r, or);
+ }
+
+ return r->sheets[n].name;
+}
+
+char *
+ods_get_sheet_range (struct spreadsheet *s, int n)
+{
+ struct ods_reader *r = (struct ods_reader *) s;
+ struct state_data *or = &r->msd;
+
+ assert (n < s->n_sheets);
+
+ while (
+ (r->n_allocated_sheets <= n)
+ || (r->sheets[n].stop_row == -1)
+ || or->state != STATE_SPREADSHEET
+ )
+ {
+ int ret = xmlTextReaderRead (or->xtr);
+ if ( ret != 1)
+ break;
+
+ process_node (r, or);
+ }
+
+ return create_cell_range (
+ r->sheets[n].start_col,
+ r->sheets[n].start_row,
+ r->sheets[n].stop_col,
+ r->sheets[n].stop_row);
+}
+
static void
ods_file_casereader_destroy (struct casereader *reader UNUSED, void *r_)
if ( r == NULL)
return ;
- if (r->xtr)
- xmlFreeTextReader (r->xtr);
+ state_data_destroy (&r->rsd);
if ( ! ds_is_empty (&r->ods_errs))
msg (ME, "%s", ds_cstr (&r->ods_errs));
ds_destroy (&r->ods_errs);
- if ( ! r->used_first_case )
+ if ( r->first_case && ! r->used_first_case )
case_unref (r->first_case);
+
caseproto_unref (r->proto);
+ r->proto = NULL;
- free (r);
+ xmlFree (r->target_sheet_name);
+ r->target_sheet_name = NULL;
+
+
+ ods_unref (&r->spreadsheet);
}
+
+
+
+
static void
-process_node (struct ods_reader *r)
+process_node (struct ods_reader *or, struct state_data *r)
{
xmlChar *name = xmlTextReaderName (r->xtr);
if (name == NULL)
name = xmlStrdup (_xml ("--"));
+
r->node_type = xmlTextReaderNodeType (r->xtr);
- switch ( r->state)
+ switch (r->state)
{
case STATE_INIT:
if (0 == xmlStrcasecmp (name, _xml("office:spreadsheet")) &&
XML_READER_TYPE_ELEMENT == r->node_type)
{
r->state = STATE_SPREADSHEET;
+ r->current_sheet = -1;
+ r->current_sheet_name = NULL;
}
break;
case STATE_SPREADSHEET:
- if (0 == xmlStrcasecmp (name, _xml("table:table")))
+ if (0 == xmlStrcasecmp (name, _xml("table:table"))
+ &&
+ (XML_READER_TYPE_ELEMENT == r->node_type))
{
- if (XML_READER_TYPE_ELEMENT == r->node_type)
+ xmlFree (r->current_sheet_name);
+ r->current_sheet_name = xmlTextReaderGetAttribute (r->xtr, _xml ("table:name"));
+
+ ++r->current_sheet;
+
+ if (r->current_sheet >= or->n_allocated_sheets)
{
- r->col = -1;
- r->row = -1;
- ++r->sheet_index;
- if ( r->target_sheet != NULL)
- {
- xmlChar *value = xmlTextReaderGetAttribute (r->xtr, _xml ("table:name"));
- if ( 0 == xmlStrcmp (value, r->target_sheet))
- {
- r->sheet_found = true;
- r->state = STATE_TABLE;
- }
- free (value);
- }
- else if (r->target_sheet_index == r->sheet_index)
- {
- r->sheet_found = true;
- r->state = STATE_TABLE;
- }
- else if ( r->target_sheet_index == -1)
- r->state = STATE_TABLE;
+ assert (r->current_sheet == or->n_allocated_sheets);
+ or->sheets = xrealloc (or->sheets, sizeof (*or->sheets) * ++or->n_allocated_sheets);
+ or->sheets[or->n_allocated_sheets - 1].start_col = -1;
+ or->sheets[or->n_allocated_sheets - 1].stop_col = -1;
+ or->sheets[or->n_allocated_sheets - 1].start_row = -1;
+ or->sheets[or->n_allocated_sheets - 1].stop_row = -1;
+ or->sheets[or->n_allocated_sheets - 1].name = CHAR_CAST (char *, xmlStrdup (r->current_sheet_name));
}
+
+ r->col = 0;
+ r->row = 0;
+
+ r->state = STATE_TABLE;
}
- else if (XML_READER_TYPE_END_ELEMENT == r->node_type
- && r->sheet_found)
+ else if (0 == xmlStrcasecmp (name, _xml("office:spreadsheet")) &&
+ XML_READER_TYPE_ELEMENT == r->node_type)
{
r->state = STATE_INIT;
}
- break;
+ break;
case STATE_TABLE:
- if (0 == xmlStrcasecmp (name, _xml("table:table-row")) )
+ if (0 == xmlStrcasecmp (name, _xml("table:table-row")) &&
+ (XML_READER_TYPE_ELEMENT == r->node_type))
{
- if ( XML_READER_TYPE_ELEMENT == r->node_type)
- {
- if (! xmlTextReaderIsEmptyElement (r->xtr))
- {
- r->state = STATE_ROW;
- }
- r->row++;
- r->span = 1;
- }
+ xmlChar *value =
+ xmlTextReaderGetAttribute (r->xtr,
+ _xml ("table:number-rows-repeated"));
+
+ int row_span = value ? _xmlchar_to_int (value) : 1;
+
+ r->row += row_span;
+ r->col = 0;
+
+ if (! xmlTextReaderIsEmptyElement (r->xtr))
+ r->state = STATE_ROW;
+
+ xmlFree (value);
}
- else if (XML_READER_TYPE_END_ELEMENT == r->node_type)
+ else if (0 == xmlStrcasecmp (name, _xml("table:table")) &&
+ (XML_READER_TYPE_END_ELEMENT == r->node_type))
{
r->state = STATE_SPREADSHEET;
}
break;
case STATE_ROW:
- if (0 == xmlStrcasecmp (name, _xml ("table:table-cell")))
+ if ( (0 == xmlStrcasecmp (name, _xml ("table:table-cell")))
+ &&
+ (XML_READER_TYPE_ELEMENT == r->node_type))
{
- if ( XML_READER_TYPE_ELEMENT == r->node_type)
- {
- xmlChar *value =
- xmlTextReaderGetAttribute (r->xtr,
- _xml ("table:number-columns-repeated"));
- r->col += r->span;
- r->span = value ? _xmlchar_to_int (value) : 1;
- free (value);
- if (! xmlTextReaderIsEmptyElement (r->xtr))
- {
- r->state = STATE_CELL;
- }
- }
+ xmlChar *value =
+ xmlTextReaderGetAttribute (r->xtr,
+ _xml ("table:number-columns-repeated"));
+
+ r->col_span = value ? _xmlchar_to_int (value) : 1;
+ r->col += r->col_span;
+
+ if (! xmlTextReaderIsEmptyElement (r->xtr))
+ r->state = STATE_CELL;
+
+ xmlFree (value);
}
- else if (XML_READER_TYPE_END_ELEMENT == r->node_type)
+ else if ( (0 == xmlStrcasecmp (name, _xml ("table:table-row")))
+ &&
+ (XML_READER_TYPE_END_ELEMENT == r->node_type))
{
r->state = STATE_TABLE;
- r->col = -1;
- /* Set the span back to the default */
- r->span = 1;
}
break;
case STATE_CELL:
- if (0 == xmlStrcasecmp (name, _xml("text:p")))
+ if ( (0 == xmlStrcasecmp (name, _xml("text:p")))
+ &&
+ ( XML_READER_TYPE_ELEMENT == r->node_type))
{
- if ( XML_READER_TYPE_ELEMENT == r->node_type)
- {
- r->state = STATE_CELL_CONTENT;
- }
+ if (! xmlTextReaderIsEmptyElement (r->xtr))
+ r->state = STATE_CELL_CONTENT;
}
- else if (XML_READER_TYPE_END_ELEMENT == r->node_type)
+ else if
+ ( (0 == xmlStrcasecmp (name, _xml("table:table-cell")))
+ &&
+ (XML_READER_TYPE_END_ELEMENT == r->node_type)
+ )
{
r->state = STATE_ROW;
}
break;
case STATE_CELL_CONTENT:
- if (XML_READER_TYPE_TEXT != r->node_type)
+ assert (r->current_sheet >= 0);
+ assert (r->current_sheet < or->n_allocated_sheets);
+
+ if (or->sheets[r->current_sheet].start_row == -1)
+ or->sheets[r->current_sheet].start_row = r->row - 1;
+
+ if (
+ (or->sheets[r->current_sheet].start_col == -1)
+ ||
+ (or->sheets[r->current_sheet].start_col >= r->col - 1)
+ )
+ or->sheets[r->current_sheet].start_col = r->col - 1;
+
+ or->sheets[r->current_sheet].stop_row = r->row - 1;
+
+ if ( or->sheets[r->current_sheet].stop_col < r->col - 1)
+ or->sheets[r->current_sheet].stop_col = r->col - 1;
+
+ if (XML_READER_TYPE_END_ELEMENT == r->node_type)
r->state = STATE_CELL;
break;
default:
+ NOT_REACHED ();
break;
};
xmlFree (name);
}
-/*
- A struct containing the parameters of a cell's value
+/*
+ A struct containing the parameters of a cell's value
parsed from the xml
*/
struct xml_value
*/
static void
convert_xml_to_value (struct ccase *c, const struct variable *var,
- const struct xml_value *xmv)
+ const struct xml_value *xmv, int col, int row)
{
union value *v = case_data_rw (c, var);
value_copy_str_rpad (v, var_get_width (var), xmv->text, ' ');
else
{
- const char *text ;
const struct fmt_spec *fmt = var_get_write_format (var);
enum fmt_category fc = fmt_get_category (fmt->type);
assert ( fc != FMT_CAT_STRING);
- text =
- xmv->value ? CHAR_CAST (const char *, xmv->value) : CHAR_CAST (const char *, xmv->text);
+ if ( 0 == xmlStrcmp (xmv->type, _xml("float")))
+ {
+ v->f = c_strtod (CHAR_CAST (const char *, xmv->value), NULL);
+ }
+ else
+ {
+ const char *text = xmv->value ?
+ CHAR_CAST (const char *, xmv->value) : CHAR_CAST (const char *, xmv->text);
- free (data_in (ss_cstr (text), "UTF-8",
- fmt->type,
- v,
- var_get_width (var),
- "UTF-8"));
+ char *m = data_in (ss_cstr (text), "UTF-8",
+ fmt->type,
+ v,
+ var_get_width (var),
+ "UTF-8");
+
+ if (m)
+ {
+ char buf [FMT_STRING_LEN_MAX + 1];
+ char *cell = create_cell_ref (col, row);
+
+ msg (MW, _("Cannot convert the value in the spreadsheet cell %s to format (%s): %s"),
+ cell, fmt_to_string (fmt, buf), m);
+ free (cell);
+ }
+ free (m);
+ }
}
}
-struct casereader *
-ods_open_reader (const struct spreadsheet_read_info *gri, struct spreadsheet_read_options *opts,
- struct dictionary **dict)
+/* Try to find out how many sheets there are in the "workbook" */
+static int
+get_sheet_count (struct zip_reader *zreader)
{
- int ret = 0;
- xmlChar *type = NULL;
- unsigned long int vstart = 0;
- casenumber n_cases = CASENUMBER_MAX;
- int i;
- struct var_spec *var_spec = NULL;
- int n_var_specs = 0;
+ xmlTextReaderPtr mxtr;
+ struct zip_member *meta = NULL;
+ meta = zip_member_open (zreader, "meta.xml");
- struct ods_reader *r = xzalloc (sizeof *r);
- struct zip_member *content = NULL;
- struct zip_reader *zreader ;
- xmlChar *val_string = NULL;
-
- r->read_names = gri->read_names;
- ds_init_empty (&r->ods_errs);
+ if ( meta == NULL)
+ return -1;
- zreader = zip_reader_create (gri->file_name, &r->ods_errs);
+ mxtr = xmlReaderForIO ((xmlInputReadCallback) zip_member_read,
+ (xmlInputCloseCallback) NULL,
+ meta, NULL, NULL, 0);
- if ( NULL == zreader)
+ while (1 == xmlTextReaderRead (mxtr))
{
- msg (ME, _("Error opening `%s' for reading as a OpenDocument spreadsheet file: %s."),
- gri->file_name, ds_cstr (&r->ods_errs));
+ xmlChar *name = xmlTextReaderName (mxtr);
+ if ( 0 == xmlStrcmp (name, _xml("meta:document-statistic")))
+ {
+ xmlChar *attr = xmlTextReaderGetAttribute (mxtr, _xml ("meta:table-count"));
- goto error;
+ if ( attr != NULL)
+ {
+ int s = _xmlchar_to_int (attr);
+ xmlFreeTextReader (mxtr);
+ xmlFree (name);
+ xmlFree (attr);
+ return s;
+ }
+ xmlFree (attr);
+ }
+ xmlFree (name);
}
- content = zip_member_open (zreader, "content.xml");
- if ( NULL == content)
- {
- msg (ME, _("Could not extract OpenDocument spreadsheet from file `%s': %s."),
- gri->file_name, ds_cstr (&r->ods_errs));
+ xmlFreeTextReader (mxtr);
+ return -1;
+}
- goto error;
+static void
+ods_error_handler (void *ctx, const char *mesg,
+ UNUSED xmlParserSeverities sev, xmlTextReaderLocatorPtr loc)
+{
+ struct ods_reader *r = ctx;
+
+ msg (MW, _("There was a problem whilst reading the %s file `%s' (near line %d): `%s'"),
+ "ODF",
+ r->spreadsheet.file_name,
+ xmlTextReaderLocatorLineNumber (loc),
+ mesg);
+}
+
+
+static xmlTextReaderPtr
+init_reader (struct ods_reader *r, bool report_errors)
+{
+ struct zip_member *content = zip_member_open (r->zreader, "content.xml");
+ xmlTextReaderPtr xtr;
+
+ if ( content == NULL)
+ return NULL;
+
+ xtr = xmlReaderForIO ((xmlInputReadCallback) zip_member_read,
+ (xmlInputCloseCallback) NULL,
+ content, NULL, NULL,
+ report_errors ? 0 : (XML_PARSE_NOERROR | XML_PARSE_NOWARNING) );
+
+ if ( xtr == NULL)
+ return false;
+
+
+ r->spreadsheet.type = SPREADSHEET_ODS;
+
+ if (report_errors)
+ xmlTextReaderSetErrorHandler (xtr, ods_error_handler, r);
+
+ return xtr;
+}
+
+
+
+struct spreadsheet *
+ods_probe (const char *filename, bool report_errors)
+{
+ int sheet_count;
+ struct ods_reader *r = xzalloc (sizeof *r);
+ xmlTextReaderPtr xtr;
+ struct zip_reader *zr;
+
+ ds_init_empty (&r->zip_errs);
+
+ zr = zip_reader_create (filename, &r->zip_errs);
+
+ if (zr == NULL)
+ {
+ if (report_errors)
+ {
+ msg (ME, _("Cannot open %s as a OpenDocument file: %s"),
+ filename, ds_cstr (&r->zip_errs));
+ }
+ ds_destroy (&r->zip_errs);
+ free (r);
+ return NULL;
}
- zip_member_ref (content);
+ sheet_count = get_sheet_count (zr);
- r->xtr = xmlReaderForIO ((xmlInputReadCallback) zip_member_read,
- (xmlInputCloseCallback) zip_member_finish,
- content, NULL, NULL, XML_PARSE_RECOVER);
+ r->zreader = zr;
+ r->spreadsheet.ref_cnt = 1;
- if ( r->xtr == NULL)
+ xtr = init_reader (r, report_errors);
+ if (xtr == NULL)
{
goto error;
}
+ r->msd.xtr = xtr;
+ r->msd.row = 0;
+ r->msd.col = 0;
+ r->msd.current_sheet = 0;
+ r->msd.state = STATE_INIT;
+
+
+ r->spreadsheet.n_sheets = sheet_count;
+ r->n_allocated_sheets = 0;
+ r->sheets = NULL;
+
+ r->spreadsheet.file_name = strdup (filename);
+ return &r->spreadsheet;
+
+ error:
+ ds_destroy (&r->zip_errs);
+ zip_reader_destroy (r->zreader);
+ free (r);
+ return NULL;
+}
+
+struct casereader *
+ods_make_reader (struct spreadsheet *spreadsheet,
+ const struct spreadsheet_read_options *opts)
+{
+ intf ret = 0;
+ xmlChar *type = NULL;
+ unsigned long int vstart = 0;
+ casenumber n_cases = CASENUMBER_MAX;
+ int i;
+ struct var_spec *var_spec = NULL;
+ int n_var_specs = 0;
+ xmlTextReaderPtr xtr;
+
+ struct ods_reader *r = (struct ods_reader *) spreadsheet;
+ xmlChar *val_string = NULL;
+
+ assert (r);
+ r->read_names = opts->read_names;
+ ds_init_empty (&r->ods_errs);
+ ++r->spreadsheet.ref_cnt;
- if ( opts->cell_range )
+ xtr = init_reader (r, true);
+ if ( xtr == NULL)
+ goto error;
+
+ r->rsd.xtr = xtr;
+ r->rsd.row = 0;
+ r->rsd.col = 0;
+ r->rsd.current_sheet = 0;
+ r->rsd.state = STATE_INIT;
+
+ r->used_first_case = false;
+ r->first_case = NULL;
+
+ if (opts->cell_range)
{
if ( ! convert_cell_ref (opts->cell_range,
&r->start_col, &r->start_row,
r->stop_row = -1;
}
- r->state = STATE_INIT;
- r->target_sheet = BAD_CAST opts->sheet_name;
+ r->target_sheet_name = xmlStrdup (BAD_CAST opts->sheet_name);
r->target_sheet_index = opts->sheet_index;
- r->row = r->col = -1;
- r->sheet_index = 0;
-
-
- /* If CELLRANGE was given, then we know how many variables should be read */
- if ( r->stop_col != -1 )
- {
- assert (var_spec == NULL);
- n_var_specs = r->stop_col - r->start_col + 1;
- var_spec = xrealloc (var_spec, sizeof (*var_spec) * n_var_specs);
- memset (var_spec, '\0', sizeof (*var_spec) * n_var_specs);
- }
-
/* Advance to the start of the cells for the target sheet */
- while ( (r->row < r->start_row ))
+ while ( ! reading_target_sheet (r, &r->rsd)
+ || r->rsd.state != STATE_ROW || r->rsd.row <= r->start_row )
{
- if (1 != (ret = xmlTextReaderRead (r->xtr)))
+ if (1 != (ret = xmlTextReaderRead (r->rsd.xtr)))
break;
- process_node (r);
+ process_node (r, &r->rsd);
}
if (ret < 1)
{
msg (MW, _("Selected sheet or range of spreadsheet `%s' is empty."),
- gri->file_name);
+ spreadsheet->file_name);
goto error;
}
- if ( gri->read_names)
+ if ( opts->read_names)
{
- while (1 == (ret = xmlTextReaderRead (r->xtr)))
+ while (1 == xmlTextReaderRead (r->rsd.xtr))
{
int idx;
- process_node (r);
- if ( r->row > r->start_row)
- break;
- if (r->col == -1 && r->row == r->start_row)
+ process_node (r, &r->rsd);
+
+ /* If the row is finished then stop for now */
+ if (r->rsd.state == STATE_TABLE && r->rsd.row > r->start_row)
break;
- if ( r->col < r->start_col)
+ idx = r->rsd.col - r->start_col -1 ;
+
+ if ( idx < 0)
continue;
- idx = r->col - r->start_col;
+ if (r->stop_col != -1 && idx > r->stop_col - r->start_col)
+ continue;
- if (r->state == STATE_CELL_CONTENT
+ if (r->rsd.state == STATE_CELL_CONTENT
&&
- XML_READER_TYPE_TEXT == r->node_type)
+ XML_READER_TYPE_TEXT == r->rsd.node_type)
{
- xmlChar *value = xmlTextReaderValue (r->xtr);
+ xmlChar *value = xmlTextReaderValue (r->rsd.xtr);
+
if ( idx >= n_var_specs)
{
-
var_spec = xrealloc (var_spec, sizeof (*var_spec) * (idx + 1));
/* xrealloc (unlike realloc) doesn't initialise its memory to 0 */
memset (var_spec + n_var_specs,
- 0,
- (n_var_specs - idx + 1) * sizeof (*var_spec));
+ 0,
+ (idx - n_var_specs + 1) * sizeof (*var_spec));
n_var_specs = idx + 1;
}
var_spec[idx].firstval.text = 0;
var_spec[idx].firstval.type = 0;
var_spec [idx].name = strdup (CHAR_CAST (const char *, value));
- free (value);
- value = NULL;
+
+ xmlFree (value);
}
}
}
/* Read in the first row of data */
- while (1 == xmlTextReaderRead (r->xtr))
+ while (1 == xmlTextReaderRead (r->rsd.xtr))
{
int idx;
- process_node (r);
- if ( r->row >= r->start_row + 1 + gri->read_names)
+ process_node (r, &r->rsd);
+
+ if ( ! reading_target_sheet (r, &r->rsd) )
break;
- if ( r->col < r->start_col)
- continue;
+ /* If the row is finished then stop for now */
+ if (r->rsd.state == STATE_TABLE &&
+ r->rsd.row > r->start_row + (opts->read_names ? 1 : 0))
+ break;
- if ( r->col - r->start_col + 1 > n_var_specs)
+ idx = r->rsd.col - r->start_col - 1;
+ if (idx < 0)
continue;
- idx = r->col - r->start_col;
+ if (r->stop_col != -1 && idx > r->stop_col - r->start_col)
+ continue;
- if ( r->state == STATE_CELL &&
- XML_READER_TYPE_ELEMENT == r->node_type)
+ if ( r->rsd.state == STATE_CELL &&
+ XML_READER_TYPE_ELEMENT == r->rsd.node_type)
{
- type = xmlTextReaderGetAttribute (r->xtr, _xml ("office:value-type"));
- val_string = xmlTextReaderGetAttribute (r->xtr, _xml ("office:value"));
+ type = xmlTextReaderGetAttribute (r->rsd.xtr, _xml ("office:value-type"));
+ val_string = xmlTextReaderGetAttribute (r->rsd.xtr, _xml ("office:value"));
}
- if ( r->state == STATE_CELL_CONTENT &&
- XML_READER_TYPE_TEXT == r->node_type)
+ if ( r->rsd.state == STATE_CELL_CONTENT &&
+ XML_READER_TYPE_TEXT == r->rsd.node_type)
{
+ if (idx >= n_var_specs)
+ {
+ var_spec = xrealloc (var_spec, sizeof (*var_spec) * (idx + 1));
+ memset (var_spec + n_var_specs,
+ 0,
+ (idx - n_var_specs + 1) * sizeof (*var_spec));
+
+ var_spec [idx].name = NULL;
+ n_var_specs = idx + 1;
+ }
+
var_spec [idx].firstval.type = type;
- var_spec [idx].firstval.text = xmlTextReaderValue (r->xtr);
+ var_spec [idx].firstval.text = xmlTextReaderValue (r->rsd.xtr);
var_spec [idx].firstval.value = val_string;
+
val_string = NULL;
type = NULL;
}
}
+
/* Create the dictionary and populate it */
- *dict = r->dict = dict_create (
- CHAR_CAST (const char *, xmlTextReaderConstEncoding (r->xtr)));
+ r->spreadsheet.dict = r->dict = dict_create (
+ CHAR_CAST (const char *, xmlTextReaderConstEncoding (r->rsd.xtr)));
- for (i = 0 ; i < n_var_specs ; ++i )
+ for (i = 0; i < n_var_specs ; ++i )
{
struct fmt_spec fmt;
struct variable *var = NULL;
char *name = dict_make_unique_var_name (r->dict, var_spec[i].name, &vstart);
- int width = xmv_to_width (&var_spec[i].firstval, gri->asw);
+ int width = xmv_to_width (&var_spec[i].firstval, opts->asw);
dict_create_var (r->dict, name, width);
free (name);
var_set_both_formats (var, &fmt);
}
- /* Create the first case, and cache it */
- r->used_first_case = false;
-
if ( n_var_specs == 0 )
{
msg (MW, _("Selected sheet or range of spreadsheet `%s' is empty."),
- gri->file_name);
+ spreadsheet->file_name);
goto error;
}
+ /* Create the first case, and cache it */
r->proto = caseproto_ref (dict_get_proto (r->dict));
r->first_case = case_create (r->proto);
case_set_missing (r->first_case);
- for ( i = 0 ; i < n_var_specs ; ++i )
+ for (i = 0 ; i < n_var_specs; ++i)
{
const struct variable *var = dict_get_var (r->dict, i);
- convert_xml_to_value (r->first_case, var, &var_spec[i].firstval);
+ convert_xml_to_value (r->first_case, var, &var_spec[i].firstval,
+ r->rsd.col - n_var_specs + i,
+ r->rsd.row - 1);
+ }
+
+ /* Read in the first row of data */
+ while (1 == xmlTextReaderRead (r->rsd.xtr))
+ {
+ process_node (r, &r->rsd);
+
+ if (r->rsd.state == STATE_ROW)
+ break;
}
- zip_reader_destroy (zreader);
for ( i = 0 ; i < n_var_specs ; ++i )
{
free (var_spec);
+
return casereader_create_sequential
(NULL,
r->proto,
&ods_file_casereader_class, r);
error:
-
- zip_reader_destroy (zreader);
for ( i = 0 ; i < n_var_specs ; ++i )
{
free (var_spec);
- dict_destroy (r->dict);
ods_file_casereader_destroy (NULL, r);
-
return NULL;
}
ods_file_casereader_read (struct casereader *reader UNUSED, void *r_)
{
struct ccase *c = NULL;
- xmlChar *val_string = NULL;
struct ods_reader *r = r_;
- int current_row = r->row;
- if ( r->row == -1)
- return NULL;
+ xmlChar *val_string = NULL;
+ xmlChar *type = NULL;
- if ( !r->used_first_case )
+ if (!r->used_first_case)
{
r->used_first_case = true;
return r->first_case;
}
- if ( r->state > STATE_INIT)
+ /* Advance to the start of a row. (If there is one) */
+ while (r->rsd.state != STATE_ROW
+ && 1 == xmlTextReaderRead (r->rsd.xtr)
+ )
{
- c = case_create (r->proto);
- case_set_missing (c);
+ process_node (r, &r->rsd);
}
- while (1 == xmlTextReaderRead (r->xtr))
+
+ if ( ! reading_target_sheet (r, &r->rsd)
+ || r->rsd.state < STATE_TABLE
+ || (r->stop_row != -1 && r->rsd.row > r->stop_row + 1)
+ )
{
- process_node (r);
- if ( r->row > current_row)
- {
- break;
- }
- if ( r->col < r->start_col || (r->stop_col != -1 && r->col > r->stop_col))
- {
- continue;
- }
- if ( r->col - r->start_col >= caseproto_get_n_widths (r->proto))
- {
- continue;
- }
- if ( r->stop_row != -1 && r->row > r->stop_row)
- {
- continue;
- }
- if ( r->state == STATE_CELL &&
- r->node_type == XML_READER_TYPE_ELEMENT )
+ return NULL;
+ }
+
+ c = case_create (r->proto);
+ case_set_missing (c);
+
+ while (1 == xmlTextReaderRead (r->rsd.xtr))
+ {
+ process_node (r, &r->rsd);
+
+ if ( r->stop_row != -1 && r->rsd.row > r->stop_row + 1)
+ break;
+
+ if (r->rsd.state == STATE_CELL &&
+ r->rsd.node_type == XML_READER_TYPE_ELEMENT)
{
- val_string = xmlTextReaderGetAttribute (r->xtr, _xml ("office:value"));
+ type = xmlTextReaderGetAttribute (r->rsd.xtr, _xml ("office:value-type"));
+ val_string = xmlTextReaderGetAttribute (r->rsd.xtr, _xml ("office:value"));
}
- if ( r->state == STATE_CELL_CONTENT && r->node_type == XML_READER_TYPE_TEXT )
+ if (r->rsd.state == STATE_CELL_CONTENT &&
+ r->rsd.node_type == XML_READER_TYPE_TEXT)
{
int col;
struct xml_value *xmv = xzalloc (sizeof *xmv);
- xmv->text = xmlTextReaderValue (r->xtr);
+ xmv->text = xmlTextReaderValue (r->rsd.xtr);
xmv->value = val_string;
val_string = NULL;
+ xmv->type = type;
+ type = NULL;
- for (col = 0; col < r->span ; ++col)
+ for (col = 0; col < r->rsd.col_span; ++col)
{
- const int idx = r->col + col - r->start_col;
-
- const struct variable *var = dict_get_var (r->dict, idx);
-
- convert_xml_to_value (c, var, xmv);
+ const struct variable *var;
+ const int idx = r->rsd.col - col - r->start_col - 1;
+ if (idx < 0)
+ continue;
+ if (r->stop_col != -1 && idx > r->stop_col - r->start_col )
+ break;
+ if (idx >= dict_get_var_cnt (r->dict))
+ break;
+
+ var = dict_get_var (r->dict, idx);
+ convert_xml_to_value (c, var, xmv, idx + r->start_col, r->rsd.row - 1);
}
- free (xmv->text);
- free (xmv->value);
+
+ xmlFree (xmv->text);
+ xmlFree (xmv->value);
+ xmlFree (xmv->type);
free (xmv);
}
-
- if ( r->state < STATE_TABLE)
+ if ( r->rsd.state <= STATE_TABLE)
break;
}
- if (NULL == c || (r->stop_row != -1 && r->row > r->stop_row + 1))
- {
- case_unref (c);
- return NULL;
- }
- else
- {
- return c;
- }
+ xmlFree (type);
+ xmlFree (val_string);
+
+ return c;
}
#endif