index-des-concepts.Rmd

---
title: "Index des concepts"
---

```{r options, results='hide', echo=FALSE, message=FALSE, warning=FALSE}

fichiers = list.files(pattern = ".Rmd")
fichiers <- fichiers[fichiers != 'index_fonctions.Rmd']
fichiers <- fichiers[fichiers != 'index_extensions.Rmd']
fichiers <- fichiers[fichiers != 'index_concepts.Rmd']

lc <- data.frame()

require(stringr)
require(xml2)

for (f in fichiers) {
  content <- read_html(f, encoding = "UTF-8")
  content_text <- xml_text(content)
  Encoding(content_text) <- "UTF-8" # due to a bug of xml_text
  chapitre <- str_match(content_text, 'title: "([^"]+)"')
  chapitre <- chapitre[,2]
  dfns <- xml_find_all(content, ".//dfn")
  
  for (dfn in dfns) {
    term <- xml_text(dfn)
    index <- xml_attr(dfn, "data-index")
    lang <- xml_attr(dfn, "lang")
    Encoding(term) <- "UTF-8"
    Encoding(index) <- "UTF-8"
    Encoding(lang) <- "UTF-8"
    lc <- rbind(lc, data.frame(
      term = term,
      index = index,
      lang = lang,
      chapitre = chapitre,
      page = str_replace(f, ".Rmd", ".html")
    ))
  }
}

lc$term <- as.character(lc$term)
lc$index <- as.character(lc$index)
lc$chapitre <- as.character(lc$chapitre)
lc$page <- as.character(lc$page)
lc[is.na(lc$index),"index"] <- lc[is.na(lc$index),"term"]
lc$initiale <- toupper(str_sub(lc$index, 1, 1))
lc$attr_lang <- ""
lc[!is.na(lc$lang), "attr_lang"] <- paste0(' lang="', lc[!is.na(lc$lang), "lang"], '"')

lc$initiale <- str_replace(lc$initiale, "Â", "A")
lc$initiale <- str_replace(lc$initiale, "À", "A")
lc$initiale <- str_replace(lc$initiale, "É", "E")
lc$initiale <- str_replace(lc$initiale, "È", "E")
lc$initiale <- str_replace(lc$initiale, "Ê", "E")
lc$initiale <- str_replace(lc$initiale, "Ë", "E")
lc$initiale <- str_replace(lc$initiale, "Ï", "I")
lc$initiale <- str_replace(lc$initiale, "Ô", "O")
lc$initiale <- str_replace(lc$initiale, "Ö", "O")
lc$initiale <- str_replace(lc$initiale, "Ù", "U")
lc$initiale <- str_replace(lc$initiale, "Û", "U")
lc$initiale <- str_replace(lc$initiale, "Ü", "U")

lc <- lc[order(lc$initiale, lc$index, lc$chapitre), ]
lc <- lc[!duplicated(lc[, c("index", "chapitre")]), ]

res <- ""
i <- ""
ind <- ""

for (j in 1:nrow(lc)) {
  if (lc[j, "initiale"] != i) 
    res <- paste0(res, '\n<h2 id="', lc[j, "initiale"], '">', lc[j, "initiale"], "</h2>\n\n")
  i <- lc[j, "initiale"]
  
  if (lc[j, "index"] != ind) {
    res <- paste0(res, 
        "\n<dfn", lc[j, "attr_lang"],">", lc[j, "index"], "</dfn>", "\n\n"
      )  
  }
    
  ind <- lc[j, "index"]
  
  res <- paste0(res, "* [", lc[j, "chapitre"], "](", lc[j, "page"], ")\n")
  
}

```

<nav class="index">
  <ul class="pagination pagination-sm">
```{r, results='asis', echo=FALSE}
toc <- ""
for (i in unique(lc$initiale)) {
  toc <- paste0(toc, '\n<li><a href="#', i, '">', i, '</a></li>') 
}
cat(toc)
```
  </ul>
</nav>

<div id="index_concepts" class="liste_index">
```{r, results='asis', echo=FALSE}
cat(res)
```
</div>