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#include <stdbool.h>
#include <locale.h>
#include <langinfo.h>
#include <tidy.h>
#include <tidybuffio.h>
#include "icclient.h"
extern char *image_dir;
static locale_t loc = 0;
static void recurse(TidyDoc doc, TidyNode tnod, struct icclient_catalog **catalog, char **category,
bool is_sku, bool is_category, bool is_price)
{
struct icclient_product *product;
for (TidyNode child = tidyGetChild(tnod); child; child = tidyGetNext(child)) {
ctmbstr name = tidyNodeGetName(child);
if (name) {
if (!strcmp(name, "html")) {
char locale[11];
for (TidyAttr attr = tidyAttrFirst(child); attr; attr = tidyAttrNext(attr)) {
if (!strcmp(tidyAttrValue(attr), "en"))
strcpy(locale, "en_US.utf8");
else if (!strcmp(tidyAttrValue(attr), "id"))
strcpy(locale, "id_ID.utf8");
loc = newlocale(LC_MONETARY_MASK | LC_NUMERIC_MASK, locale, 0);
}
} else if (!strcmp(name, "h3")) {
is_sku = false;
is_category = true;
is_price = false;
} else if (!strcmp(name, "img")) {
static const char *subdir = "/items/";
char prefix[strlen(image_dir) + strlen(subdir) + 1];
sprintf(prefix, "%s%s", image_dir, subdir);
size_t prefix_len = strlen(prefix);
for (TidyAttr attr = tidyAttrFirst(child); attr; attr = tidyAttrNext(attr)) {
name = tidyAttrName(attr);
ctmbstr value = tidyAttrValue(attr);
if (!strcmp(name, "src")) {
if (strncmp(value, prefix, prefix_len))
break;
product = malloc(sizeof(struct icclient_product));
memset(product, '\0', sizeof(struct icclient_product));
size_t len = strlen(value) - prefix_len;
product->image = malloc(len + 1);
strncpy(product->image, value + prefix_len, len + 1);
}
if (strcmp(name, "title"))
continue;
product->description = malloc(strlen(value) + 1);
strcpy(product->description, value);
if (*category) {
product->category = malloc(strlen(*category) + 1);
strcpy(product->category, *category);
}
(*catalog)->length++;
*catalog = realloc(*catalog, sizeof(struct icclient_catalog)
+ sizeof(struct icclient_product *[(*catalog)->length]));
(*catalog)->products[(*catalog)->length - 1] = product;
}
continue;
} else if (!strcmp(name, "h4")) {
is_sku = true;
is_category = false;
is_price = false;
} else if (is_sku && !strcmp(name, "a")) {
is_sku = false;
for (TidyAttr attr = tidyAttrFirst(child); attr; attr = tidyAttrNext(attr)) {
char *sku = strrchr(tidyAttrValue(attr), '/');
char *session_id = strchr(sku++, '?');
if (session_id)
*session_id = '\0';
product = (*catalog)->products[(*catalog)->length - 1];
product->sku = malloc(strlen(sku) + 1);
strcpy(product->sku, sku);
}
} else if (!strcmp(name, "p") && !((*catalog)->products[(*catalog)->length - 1])->price) {
is_sku = false;
is_category = false;
is_price = true;
} else {
is_sku = false;
is_category = false;
is_price = false;
}
recurse(doc, child, catalog, category, is_sku, is_category, is_price);
} else if (is_category || is_price) {
TidyBuffer buf;
tidyBufInit(&buf);
tidyNodeGetText(doc, child, &buf);
char *text = (char *)buf.bp;
product = (*catalog)->products[(*catalog)->length - 1];
if (is_category) {
is_category = false;
text[strlen(text) - 1] = '\0';
if (*category)
free(*category);
*category = malloc(strlen(text) + 1);
strcpy(*category, text);
} else {
is_price = false;
#ifndef __ANDROID__
char *symbol = nl_langinfo_l(CRNCYSTR, loc);
size_t symbol_len = strlen(symbol) - 1;
if (symbol[0] == '-')
text += symbol_len;
char *separator = nl_langinfo_l(THOUSEP, loc);
if (strstr(text, separator)) {
size_t price_len = strlen(text) - symbol_len - 1;
char price[price_len];
memset(price, '\0', price_len);
strcat(price, strtok(text, separator));
strcat(price, strtok(NULL, separator));
product->price = atof(price);
} else
product->price = atof(text);
#endif
}
tidyBufFree(&buf);
}
}
}
void handle_results(icclient_response *response)
{
TidyDoc tdoc = tidyCreate();
tidyOptSetBool(tdoc, TidyXhtmlOut, yes);
tidyParseString(tdoc, response->data);
tidyCleanAndRepair(tdoc);
tidyOptSetBool(tdoc, TidyForceOutput, yes);
TidyBuffer output = {0};
tidyBufInit(&output);
tidySaveBuffer(tdoc, &output);
struct icclient_catalog *catalog = malloc(sizeof(struct icclient_catalog));
catalog->length = 0;
recurse(tdoc, tidyGetRoot(tdoc), &catalog, &(char *){NULL}, false, false, false);
tidyBufFree(&output);
tidyRelease(tdoc);
if (loc)
freelocale(loc);
((void (*)(struct icclient_catalog *))response->userData)(catalog);
}
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