website/server/projects.cpp

server/projects.cpp

#include "website.h"

#define PROJECT_PREVIEW_LINE_LIMIT 20

static void render_code_article(String *html, const char *input, int in_sz){ html->add("<div class=\"file-code\"><code>");

int start = 0; bool was_spec = false; char prev = 0;

for (int i = 0; i < in_sz; i++) { char c = input[i]; if (c == '\n' || c == '\t') { if (i > start) { if (was_spec) html->add(&input[start], i-start); else html->add_and_escape(&input[start], i-start);

start = i; while (start < in_sz && (input[start] == '\n' || input[start] == '\t')) start++; }

if (c == '\n') { if (prev == '\n') html->add_and_escape(&c, 1); html->add("</code><code>"); } else if (c == '\t') { html->add(" "); } } else if (NEEDS_ESCAPE(c)) { if (!was_spec && i > start) { html->add(&input[start], i-start); start = i; } was_spec = true; } else { if (was_spec && i > start) { html->add_and_escape(&input[start], i-start); start = i; } was_spec = false; }

prev = c; }

if (start < in_sz) { if (was_spec) html->add_and_escape(&input[start], in_sz-start); else html->add(&input[start], in_sz-start); }

html->add("</code></div></article>");}

void serve_projects_overview(Filesystem& fs, Response& response){ String *html = &response.html; html->reserve(2048);

html->add("<!DOCTYPE html><html><head>" HTML_METAS "<title>Projects</title><style>");

fs.add_file_to_html(html, "client/banner.css"); fs.add_file_to_html(html, "client/article.css"); fs.add_file_to_html(html, "client/proj-overview.css");

html->add("</style></head><body>"); add_banner(fs, html, NAV_IDX_PROJECTS);

html->add("<div id=\"projects\">");

int projects = fs.lookup_dir("content/projects"); int proj = fs.dirs[projects].first_dir.modified;

String md_path; md_path.add("content/projects");

while (proj >= 0) { int f = fs.dirs[proj].first_file.alpha; while (f >= 0) { FS_File& file = fs.files[f]; char *fname = fs.name_pool.at(file.name_idx);

if (!caseless_match(fname, "readme.md")) { f = file.next.alpha; continue; } break; } if (f < 0) { proj = fs.dirs[proj].next.modified; continue; }

html->add("<a class=\"proj-box\" href=\"/projects/");

char *pname = fs.name_pool.at(fs.dirs[proj].name_idx); html->add_and_escape(pname, 0); html->add("\"><div class=\"proj-overlay\"></div>");

md_path.add("/"); md_path.add(pname); int pname_len = strlen(pname);

//fs.refresh_file(f); html->add("<article class=\"proj-md\">"); Markdown_Params md_params = { .path = md_path.data(), .line_limit = PROJECT_PREVIEW_LINE_LIMIT, .disable_anchors = true }; produce_markdown_html(fs, *html, (const char*)fs.files[f].buffer, fs.files[f].size, md_params); html->add("</article></a>");

md_path.scrub(pname_len + 1); proj = fs.dirs[proj].next.modified; }

html->add("</div></body></html>");}

static void add_directory_html(String *html, Filesystem& fs, int didx, char *path_buf, int path_len, bool raw_url){ if (didx < 0) return;

html->add("<ul>");

int d = fs.dirs[didx].first_dir.alpha; while (d > 0) { char *name = fs.name_pool.at(fs.dirs[d].name_idx); int name_len = strlen(name);

// TODO: html->add("<details open>" instead of "<details>") if directory is ancestor of current file html->add("<details><summary class=\"proj-tree-item\">"); html->add_and_escape(name, name_len); html->add("</summary>");

memcpy(&path_buf[path_len], name, name_len); path_buf[path_len + name_len] = '/';

add_directory_html(html, fs, d, path_buf, path_len + name_len + 1, raw_url);

html->add("</details>");

d = fs.dirs[d].next.alpha; }

int f = fs.dirs[didx].first_file.alpha; while (f > 0) { char *name = fs.name_pool.at(fs.files[f].name_idx); int name_len = strlen(name);

html->add("<li class=\"proj-tree-item\"><a href=\"");

int pos = 9; html->add_and_escape(path_buf, pos); if (raw_url) html->add("-raw"); if (path_len > pos) html->add_and_escape(path_buf + pos, path_len - pos);

html->add_and_escape(name); html->add("\">"); html->add_and_escape(name); html->add("</a></li>");

f = fs.files[f].next.alpha; }

html->add("</ul>");}

void serve_specific_project(Filesystem& fs, Response& response, char *project_type, int slash_pos, int name_len){ char dir_path[1024]; String path(dir_path, 1024); path.add("content/projects/");

char *name = &project_type[slash_pos + 1];

    bool show_raw_file = slash_pos == 12 && project_type[8] == '-' && project_type[9] == 'r' && project_type[10] == 'a' && project_type[11] == 'w';

if (name_len > 4) { char *e = &name[name_len-4];

        if (e[0] == '.' && (e[1] == 'z' || e[1] == 'Z') && (e[2] == 'i' || e[2] == 'I') && (e[3] == 'p' || e[3] == 'P')) {

path.add(name, name_len - 4); int dir_idx = fs.lookup_dir(path.data()); if (dir_idx >= 0) { write_zip_as_response(fs, dir_idx, response); return; } path.scrub(name_len - 4); } }

int proj_len = 0; while (proj_len < name_len && name[proj_len] && name[proj_len] != '/') proj_len++;

int path_start = proj_len; while (path_start < name_len && name[path_start] && name[path_start] == '/') path_start++;

path.add(name, proj_len); path.add('/'); int proj_dir = fs.lookup_dir(path.data());

if (proj_dir < 0) { serve_404(fs, response); return; }

String *html = &response.html; html->reserve(2048);

html->add("<!DOCTYPE html><html class=\"full\"><head>" HTML_METAS "<title>"); html->add_and_escape(name, name_len); html->add("</title><style>");

fs.add_file_to_html(html, "client/banner.css"); fs.add_file_to_html(html, "client/article.css"); fs.add_file_to_html(html, "client/project.css");

html->add("</style><script>"); fs.add_file_to_html(html, "client/project.js");

html->add( "</script></head><body class=\"full\">" "<div id=\"proj-screen\">" ); add_banner(fs, html, NAV_IDX_PROJECTS);

html->add( "<div id=\"proj-page\"><div id=\"proj-sidebar\">" "<h2 id=\"proj-name\" class=\"link\"><a href=\"/projects/" ); html->add_and_escape(name, proj_len); html->add("\">"); html->add_and_escape(name, proj_len); html->add("</a></h2>");

html->add( "<hr class=\"no-margin-top-bottom\">" "<div id=\"proj-tree\">" );

const int proj_root = 7; // skips past "content" (length 7), starts at a '/' add_directory_html(html, fs, proj_dir, path.data() + proj_root, 11+proj_len, show_raw_file); path.data()[path.len] = 0;

html->add("</div><hr />"); html->add("<a id=\"proj-download\" href=\"/projects/"); html->add_and_escape(name, proj_len); html->add(".zip\"><div class=\"button\">DOWNLOAD</div>");

html->add( "</a></div>" "<div id=\"proj-sb-toggle\" onclick=\"toggle_project_sidebar();\">" "<div id=\"proj-sb-shape-outer\" class=\"proj-sb-toggle-shape\">" "<div id=\"proj-sb-shape-inner\" class=\"proj-sb-toggle-shape\">" "</div></div></div><div id=\"proj-main\">" );

if (path_start < name_len) { path.add(&name[path_start], name_len - path_start); int fidx = fs.lookup_file(path.data());

if (fidx < 0) { html->add("<div id=\"proj-content\"><h1>Could not open file: "); html->add_and_escape(path.data(), path.len); html->add("</h1></div>"); } else { HTML_Type file_type = { NULL };

if ((fs.files[fidx].flags & FS_FLAG_ASCII) == 0) { char *fname = fs.name_pool.at(fs.files[fidx].name_idx); int len = strlen(fname); char *p = &fname[len-1]; while (p > fname && *p != '.') p--;

file_type = lookup_ext(p);

// if the file is a text file and it's not meant to be an iframe (webpage), ignore it

                if (file_type.mime && file_type.tag && !memcmp(file_type.mime, "text", 4) && strcmp(file_type.tag, "iframe"))

file_type.tag = nullptr; }

html->add("<div id=\"proj-header\"><div id=\"file-hdr-margin\">");

if (file_type.tag) { html->add("<a id=\"file-hdr-type-select\" href=\""); html->add(show_raw_file ? "/projects/" : "/projects-raw/"); html->add_and_escape(name, name_len); html->add("\"><div class=\"button\">"); html->add(show_raw_file ? "blob" : "raw"); html->add("</div></a>"); }

html->add("</div><div class=\"link\"><a href=\"/content/projects/"); html->add_and_escape(name, name_len); html->add("\"><h3>"); html->add_and_escape(&name[path_start], name_len - path_start); html->add("</h3></a></div></div>");

if (!show_raw_file && file_type.tag) { const char *blob_type = "outer"; bool use_inner = !strings_match(file_type.tag, "iframe", 6); if (use_inner) { html->add("<div id=\"proj-blob-outer\">"); blob_type = file_type.tag; } html->add("<"); html->add(file_type.tag); html->add(" id=\"proj-blob-"); html->add(blob_type); html->add("\" src=\"/"); html->add_and_escape(path.data()); html->add("\"></"); html->add(file_type.tag); html->add(">"); if (use_inner) html->add("</div>"); } else { html->add("<div id=\"proj-content\">"); render_code_article(html, (const char*)fs.files[fidx].buffer, fs.files[fidx].size); html->add("</div>"); } } } else { int f = fs.dirs[proj_dir].first_file.alpha; while (f >= 0) { FS_File& file = fs.files[f]; char *fname = fs.name_pool.at(file.name_idx);

if (!caseless_match(fname, "readme.md")) { f = file.next.alpha; continue; } break; }

if (f >= 0) { html->add("<div id=\"proj-content\"><article class=\"proj-md\">");

Markdown_Params md_params = { .path = path.data() }; produce_markdown_html(fs, *html, (const char*)fs.files[f].buffer, fs.files[f].size, md_params); html->add("</article></div>"); } }

html->add("</div></div></div></body></html>");}